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Letter from the University President Honoring the Gray Family’s Gift to the Faculty of Medicine and Health Sciences

The Gray family has generously donated $125 million to advance and develop the Faculty.

Dear Tel Aviv University community – faculty, staff, students, Governors, and Friends of the TAU in Israel and worldwide,

Today, a special event took place at the University: the naming of the Faculty of Medical & Health Sciences, as well as of the School of Medicine and School of Medical Sciences, after the Gray family. The Gray Foundation has made a major gift of $125 million to the University for the development and advancement of the Faculty. This is the largest donation ever received by Tel Aviv University and one of the largest ever made to an academic institution in Israel.

About half a year ago, I met for the first time in New York with Jon Gray, President of Blackstone, and presented him with Tel Aviv University and its needs. It did not take long for Jon and his wife, Mindy, to visit the University, be impressed by our Faculty of Medicine & Health Sciences, and decide to support it.

The Gray family’s generous gift will enable us to make a true “quantum leap” in both medical education and research. It will allow us to increase the number of medical students, including those from minority groups in Israel; bolster the high-quality research taking place at the University in medicine and related fields; and deepen our collaborations with 18 affiliated hospitals. Since our Faculty of Medical & Health Sciences is the largest of its kind in Israel, the Gray family’s contribution will directly strengthen the national healthcare system and advance biomedical research throughout the country.

Mindy and Jon Gray’s philanthropic efforts did not begin today. Through their family foundation, they provide access to education and health services for underprivileged children in New York, thereby promoting equal opportunities. They are also active in advancing research, treatment and prevention of breast and ovarian cancer associated with genetic mutations. Mindy and Jon are not only generous individuals, they are also humble, compassionate, and captivating in their personal charm. Their love for the State of Israel and the Jewish people is what motivates their support of the University, and their aim is to help Israeli society heal in the aftermath of the October 7th tragedy.

I would like to recognize the exceptional teamwork that brought this donation to fruition. I extend thanks to Professor Karen Avraham, Dean of the Gray Faculty of Medical & Health Sciences, to the Faculty’s leadership and heads of schools, and to the faculty members and students who met with the Grays and made a great impression on them. Thanks to my deputy, Amos Elad, and to the University’s CEO, Gady Frank, and their dedicated teams. Thanks to Julie Lipsett-Singer from American Friends of Tel Aviv University; to Danny Gillerman, a TAU Governor; and to Yifat Oron, President of the Israeli Friends of TAU, for their support and guidance. A special thank-you goes to the President of Israel, Mr. Isaac Herzog, and to his wife, Mrs. Michal Herzog – both alumni of the University – for honoring us with their presence at today’s inauguration ceremony and for their unwavering support of the University and Israeli academia as a whole.

Since October 7th, we have all swung between hope and despair. Today is a day of hope. The Grays’ decision to support us with such generosity moves us deeply. I believe that their act, which expresses great confidence in Tel Aviv University, will inspire other philanthropists in Israel and around the world to support Israeli academia, recognizing it as an essential pillar of the State of Israel and a cornerstone of its continued survival and prosperity.

Today, we gained precious partners – the Gray family – we are profoundly grateful for the trust they have placed in us.

Sincerely,

Prof. Ariel Porat

President of Tel Aviv University

Tel Aviv Conference: Future of Israel Held for the Second Time

The conference, featuring prominent public figures and policymakers, discussed pressing issues on the Israeli agenda.

The Tel Aviv Conference: Future of Israel, held today (May 7, 2025) at Tel Aviv University in collaboration with the Kadar Foundation, drew a large and diverse audience. The annual conference aims to broaden and deepen public discourse by making academic research and interdisciplinary perspectives accessible. It serves as a platform for open dialogue involving representatives from all sectors of Israeli society, leadership figures of diverse backgrounds, and the general public.

Many participated in the roundtable discussions led by Tel Aviv University’s leading researchers, covering four key areas relevant to life in Israel today: security and society, public systems and social services, environment and technology, and law, policy, and international relations. The plenary session featured prominent speakers, including President Isaac Herzog, Tel Aviv University President Prof. Ariel Porat, and public figures such as Yair Lapid, Ze’ev Elkin, Gadi Eizenkot, Ayelet Shaked, and Mansour Abbas, alongside academics from diverse fields. Together, they sought to propose various approaches to address the pressing issues facing Israeli society today.

“Academia must serve as a beacon illuminating the path for all of society. We do not have the luxury to stand aside and hope things turn out well” – Prof. Ariel Porat.

TAU President Prof. Ariel Porat.

Tel Aviv University President Prof. Ariel Porat opened the conference by welcoming all participants. “There are several areas in which the voice of academia and its leaders must be heard, yet often is not. First and foremost, we must defend with all our strength academic freedom, freedom of expression, and institutional independence, preventing governmental interference in campus affairs”.

“The second area is defending the democratic character of the state. Before October 7th, all Israeli universities joined together to oppose the constitutional revolution led by the government. It was an extraordinary step, and one I am proud of. Unfortunately, since October 7th, there has been a noticeable weakening within academia, and strong criticism of anti-democratic governmental actions is not always voiced. However, there is near-consensus among university leaders on at least one point: if the government does not adhere to Supreme Court rulings, thereby becoming a rogue government, academic activities will be halted immediately”.

“The third area where academia must act is in protecting human rights, civil liberties, and minority rights. For instance, if the government attempts to use the Shin Bet against Israeli citizens engaged in lawful protest, academic institutions and their leaders must be among the first to loudly oppose this and do everything possible to prevent it”.

Prof. Porat concluded by urging Israeli academics: “We must speak louder and clearer than we have so far against the unintentional killing of innocent people, including children, occurring in Gaza. Compassion for innocent people and children does not contradict our desire to bring hostages home, nor does it contradict love of Israel, Zionism, Jewish values, or IDF values. Rather, compassion for children is part of all these values. Not only do innocent lives suffer from a lack of compassion, but our moral standing in the world, and even more importantly, in our own eyes, is gravely damaged. Our soldiers are not the intended audience for these remarks, but rather our leaders and Israeli society as a whole. Moral corruption ultimately affects us all”.

“Whether due to grief over the October 7 tragedy, fatigue, or emotional numbness, Israeli society remains largely indifferent to what is happening in Gaza. It is our responsibility as members and leaders of Israeli academia to raise our voices and pull others out of their indifference. If not us, then who? Academia must be a beacon illuminating the path for society. We cannot afford to stand aside and simply hope for the best”.

“I want to conclude by expressing deep concern for the fate of the hostages. There is no goal more critical than their safe return home. Failing to take every necessary measure for their release makes us complicit in the horrific suffering endured by them and their families every day for over a year and a half. We must not rest or remain silent until they all return home”.

“We must stand not only against this government but also against a wave of pessimism and despair” – Yair Lapid.

Opposition Leader MK Yair Lapid.

Opposition leader Lapid described the coalition he believes Israel needs today: “We must create a new Israeli coalition that includes people from the right, center, and left, who understand that hope is an action”.

“This coalition must commit itself to equality in national responsibility. The exemption of the Haredi sector from military service, approved by the government during wartime, makes us a country that fails to respect the sacrifices of its soldiers and citizens. This is something we cannot accept”.

“Parents don’t put a price on their children’s lives, neither should the state” – Einav Zangauker.

Einav Zangauker, alongside the picture of her son, Matan Zangauker, who is still being held hostage in Gaza.

The audience stood and applauded for several minutes following a powerful and emotional speech by Einav Zangauker, mother of kidnapped Matan Zangauker. Chants of “You’re not alone – we’re with you!” echoed as she spoke on stage. 

Einav described a profound sense of personal and national betrayal. “I once believed there was a contract between the state and its citizens”, she said, “but this illusion shattered on October 7th”. She criticized the government’s evasion of responsibility and active undermining of hostage negotiations. “Parents don’t put a price on their children’s lives, neither should the state”, she declared.

Einav also criticized influential figures who remain silent: “As long as you remain silent in the face of a war serving only one person’s interests, you are complicit. Despite her heartbreak, she expressed deep gratitude to the Israeli public for supporting families and standing united. “You are the hope for Matan and for me”, she concluded.

The crowd applauded Zangauker’s speech.

At the conference, Prof. Yair Bar-Haim from the School of Psychology presented research showing an increase in reported PTSD symptoms following Operation Iron Swords. Conducted before and during the conflict, the research showed that approximately 12% of participants reported significant PTSD symptoms.

“Israel needs a broader, different government – the public must vote and make a change” – Ayelet Shaked.

איילת שקד

Former Minister of Justice and the Interior, and current Chair of Kardan Real Estate, Ayelet Shaked.

Ayelet Shaked, former Minister of Justice and Interior, called urgently for political renewal: “We should have gone to elections immediately after October 7th. Even when criticizing the Supreme Court, we must respect its rulings to maintain stability and avoid constitutional crisis and anarchy”, she added.

“There will be no choice but to ‘shut down’ the country to save it” – Moshe (Bogie) Ya’alon.

משה (בוגי) יעלון

Former Defense Minister and IDF Chief of Staff Moshe (Bogie) Ya’alon.

Former Defense Minister Moshe (Bogie) Ya’alon offered a sobering assessment of Israel’s current situation: “Israel is experiencing the most severe crisis since its founding—perhaps even since the dawn of Zionism. Recognizing the depth of this crisis is the key to overcoming it. We stand at a crossroads: either we return to being a Jewish, democratic, and liberal state, or we continue down a path that is messianic, racist, fascist, corrupt, damaged and hateful”.

“Now is the time for a National Commission of Inquiry. Without a meaningful draft law, the model of ‘The People’s Army’ will collapse” – Ze’ev Elkin

MK Ze’ev Elkin, Minister in the Ministry of Finance, responsible for the rehabilitation of the North and South.

MK Ze’ev Elkin argued for immediate action, stating: “Now is the time for a National Commission of Inquiry. Without a meaningful draft law, the ‘The People’s Army’ will collapse. Elkin, Minister in the Ministry of Finance responsible for rehabilitating Israel’s North and South, also addressed military conscription, stating, “Attempts to enforce conscription solely through draft notices will fail, and the IDF will not be able to enforce the law fairly”.

“My last bullet – I’m saving it for a constitutional crisis” – Arnon Bar-David.

Arnon Bar-David, Chairman of the Histadrut.

Histadrut Chairman Arnon Bar-David, in a conversation with journalist Keren Marciano, emphasized the importance of preserving democratic principles and the rule of law: “If the government ever defies a ruling from the Supreme Court, it will cross a red line”. Bar-David also addressed the ongoing teachers’ strike, expressing concern about it resulting in anarchy and chaos. Although facing pressure for broader strikes, he reaffirmed his strategic decision not to destabilize the country during wartime, emphasizing his commitment to protecting workers, the economy, and the nation. He criticized the government for creating deep societal rifts and urged early elections to restore public trust and unity.

“I still see potential for Arab-Jewish political cooperation, this is a moment of truth” – Mansour Abbas.

ד"ר מנצור עבאס

Dr. Mansour Abbas.

Ra’am chairman and MK Mansour Abbas addressed Arab-Jewish relations following October 7th and the possibility of renewed political collaboration with opposition parties: “I still see the potential for Arab-Jewish political cooperation. I’m optimistic. This is a moment of truth. Party leaders must step up and clearly state their proposals. As an opposition, we must present a genuine alternative. If we fail to do this, I doubt we’ll gain broad public support. We need to speak honestly to the public and foster a civic and moral partnership – these are precisely the values people seek”.

Abbas also spoke about a lost vision: “We need a dual vision, both Israeli and Palestinian. We must reconnect the original peace process with normalization efforts involving Saudi Arabia and other moderate Arab states. We must offer hope through a political process based on the recognition of a sovereign and independent Palestinian state. Without such recognition, Israel cannot remain both Jewish and democratic”.

He concluded with a prayer for the hostages’ safe return: “We carry an Arab-Palestinian identity, and it comes with concerns – when the war will end and the hostages’ return. I emphasized this need from the very start after October 7th”.

“Human language has not invented the words that can tell of Treblinka” – Yehudit Hendel

Holocaust Remembrance Day Ceremony at TAU

The Bar Shira Hall was filled to capacity for the Holocaust and Heroism Remembrance Day ceremony, honoring Holocaust survivors and commemorating the victims, held on campus in the presence of a large audience, including students, administrative and academic staff, and other guests. The feeling this year is that, as Holocaust survivors live among us, with their grandchildren still held hostage in Gaza, it is crucial to tell and commemorate what happened to our brothers and sisters.

“one third of the Jewish people were exterminated by the machine of evil. They were murdered solely because they were Jews”.

Prof. Mark Steif, Rector of the University, called to continue and strengthen the State of Israel as a democracy and cultivate a cultural and inclusive society. “Since October 7, the Holocaust Memorial Day has taken on an additional dimension of pain, in the shadow of the war we have been in since that horrific day, during which Jews were slaughtered in a manner and scale not seen since the Holocaust. The call ‘Never Again’ reverberates as the foundation of our existence here, on this land, uniting us in a common fate that will never be erased. Here we stand, grieving, sad, yearning, but still upright and proud, continuing to say ‘Never Again'”.

“As we face the challenges lying ahead for the State of Israel, we must continue to build and establish a democratic society and a rich culture here. This is how we will ensure that here, in the thriving legacy in our ancestral land, the Jewish people will receive protection and security, and continue to grow, develop, and serve as a model for the nations of the world”.

פרופ' מרק שטייף

Prof. Steif.

“And when I tell my father’s story in the first person, I feel close to him, and you, the audience, feel close to his story”.

Zikaron BaSalon Across the University

During the event, we were fortunate to hear the stories of four survivors, three of them from the perspective of their daughters and grandchildren, and one from the survivor himself.

Shirley Yechilevitz, a master’s student in the Conflict Management and Mediation program and an activist with the organization “Rememberance Ambassadors In First Person”, shared on behalf of herself and her sister Orly Avishar, head of the academic staff division at the university, a part of her father’s survival story, Meir Zaltzman z”l.

שירלי יחילביץ

Shirley Yechilevitz.

Shay Atos, Chair of the Student Union Governing Board, shared the story of his dear grandfather, Menachem Teitelbaum z”l.

Dudi Ronen, founder of the “First-Person Memory Ambassadors” organization, shared a part of his father Pinchas Ronen’s story.

Yitzhak Wolster, 94, a native of Hungary and a survivor of the Theresienstadt concentration camp, took the stage accompanied by his granddaughter, Noga Shahar, from the university’s spokesperson team.

Memory and Testaments in Danger

Prof. Chavi Dreyfus from the Department of Jewish History spoke about the struggle for Holocaust memory in the age of accelerated memory, and the importance of listening to the voices of the victims themselves—through their last wills, written moments before their death—as a way to preserve the humanity, complexity, and historical facts of the Holocaust, against the dangers of trivialization, distortion, and political use of its memory. Her words ranged from a chilling description of inscriptions left by Jews of the Kobyl community on the walls of the synagogue just before their destruction, to a deep exploration of memory, testimony, history, and ethics, with a clear call to preserve the research and moral responsibility for the story of the Holocaust.

פרופ' חוי דרייפוס

Prof. Dreyfus.

Even during the Holocaust and Heroism Remembrance Day ceremony, it is important to remember and remind everyone that we are still yearning and waiting for the return of the hostages from Gaza. During the ceremony, the names of 59 hostages who have not yet returned home were read aloud.

The “First-Person” organization has trained around 800 First-Person Memory Ambassadors across the country, who tell the story of a Holocaust hero in the first person.

Antisemitism Eases ,Yet Remains Alarmingly High

Antisemitism Worldwide Report for 2024.

On the eve of Holocaust Remembrance Day, the Center for the Study of Contemporary European Jewry and the Irwin Cotler Institute Democracy, Human Rights and Justice, both at Tel Aviv University, publishes the Annual Antisemitism Worldwide Report, which focuses on 2024. The 160-page report was prepared by 11 researchers. The annual study has been published for a quarter of a century and is considered the most cited and authoritative document of its kind.

Link to the full report

According to the report’s chief editor, Prof. Uriya Shavit: “Around the world, levels of antisemitism remain significantly higher compared to the period before October 7”.

He continues: However, contrary to popular belief, the report’s findings indicate that the wave of antisemitism did not steadily intensify due to the war in Gaza and the humanitarian disaster there. The peak was in October-December 2023, and a year later, a sharp decline in the number of incidents was noted almost everywhere. The sad truth is that antisemitism reared its head at the moment when the Jewish state appeared weaker than ever and under existential threat”.

Prof. Uriya Shavit.

Global Antisemitism Remains High, Even with a Small Drop in 2024

The report presents particularly alarming findings regarding Australia, a country previously known for its spirit of tolerance and respect for minorities. The “Executive Council of Australian Jewry” recorded a record 1,713 antisemitic incidents in 2024 compared to 1,200 in 2023. The number of incidents in 2023 was almost threefold the number in 2022. Yet, between October and December 2024, 478 incidents were registered in Australia, and in the same period in 2023, in the immediate aftermath of the October 7 attacks, 827 incidents were registered. An alarming increase in antisemitic incidents was recorded also in Italy, where the “Center of Contemporary Jewish Documentation” registered 877 incidents in 2024 compared to 454 in 2023.

A moderate increase in antisemitic incidents was recorded in the United States. In New York, the largest Jewish city in the world, police recorded 344 complaints of antisemitic incidents in 2024 compared to 325 in 2023 and 264 in 2022. Yet while between October and December 2024, 68 incidents occurred in New York, in the same period in 2023, 159 incidents occurred.

In Chicago, home to the third largest Jewish population in the United States, police recorded 79 incidents compared to 50 in 2023, in Denver, 32 compared to nine, and in Austin, 15 compared to six. However, in several other cities in the United States, the number of incidents decreased.

Canada also saw an increase in incidents, where the “B’nai Brith” organization documented a record 6,219 antisemitic incidents compared to 5,791 in 2023 (and 2,769 in 2022). Still, in Canada, too, the highest levels of antisemitism were recorded in the immediate aftermath of the October 7 attack. Whereas in October 2023 the number of incidents was 601, a year later it declined to 427.

Increases in the total number of incidents in 2024 compared to 2023 were also recorded in Argentina, Switzerland, Brazil and Spain.

In several countries with large Jewish populations, a decrease in antisemitic incidents in 2024 in comparison to 2023 was noted.

In France, 1,570 antisemitic incidents were recorded in 2024 compared to 1,676 in 2023 (In 2022, 436 incidents were recorded). Still, France saw an increase in the number of physical assaults on Jews – from 85 in 2023 to 106 in 2024. Whereas immediately after the October 7 attack, during October 2023, France witnessed 563 incidents, the number of incidents in the same month in 2024 was 157.

In the United Kingdom, 3,528 incidents were recorded in 2024 compared to 4,103 in 2023. In 2022, 1,662 incidents were recorded. Whereas 1,389 were recorded in October 2023, 310 incidents were recorded in October 2024.

In Germany, 5,177 incidents were recorded in 2024 compared to 5,671 in 2023. In 2022, 2,811 incidents were recorded. While during October-December 2023 Germany witnessed 3,163 incidents, during the same period in 2024 there were 671 incidents.

Antisemitic Hate Crimes: Fewer Arrests, Growing Concerns

A study published in the report, conducted by Avi Teich, examined the work of law enforcement authorities in New York, Chicago, Toronto, and London between 2021 and 2023 and found that only a negligible percentage of complaints about antisemitic hate crimes – in some cases less than 10% – led to arrests.

According to Dr. Carl Yonker, Senior Researcher at the Center for the Study of Contemporary European Jewry and Academic Director of the Irwin Cotler Institute: “There are unique difficulties in identifying perpetrators of hate crimes, including the lack of forensic evidence in incidents that do not involve physical assault. Some antisemitic incidents are particularly challenging for law enforcers because offenders use phrases whose real meaning can be understood only by those well-informed in their discourse. Nevertheless, much more can be done if the will exists. Education and legislation without enforcement are meaningless.

Dr. Yonker: “The fight against antisemitism requires dedicated efforts from police forces and prosecutors, not pompous statements and grotesque award ceremonies with Hollywood stars”.

A project included in the report, titled “It Happened One Day”, presents the testimonies of Jews who were harmed by antisemitic incidents in the United States, Canada, the United Kingdom and South Africa. Incidents described include arson, the drawing of swastikas, physical assaults and verbal attacks. “We wanted to show the heavy emotional toll of incidents mistakenly classified as ‘minor’”, said project editor Noah Abrahams. The report urges global law enforcement authorities to recognize that even antisemitic incidents such as throwing eggs at passersby severely undermine the sense of security of those attacked and their communities, violating their fundamental right to equality and dignity.

Sinwar’s Novel and the Rise of Modern Antisemitic Narratives

A first-of-its-kind study in the report analyzes the prominent antisemitic elements in a fiction novel, “The Thorn and the Carnation”, written by Yahya Sinwar, the mastermind of the October 7 attack, while in Israeli prison. Sinwar’s book is offered for sale in different countries, including Western, as a peek into the mind of a “freedom fighter”. The novel expresses deep-seated hatred of Jews based on religious grounds, and a totalistic rejection of any prospect of reaching a peace agreement with them.

Other studies published in the report include the rise of an antisemitic Lithuanian politician to a “kingmaker” position in his country, antisemitic propaganda in Pakistan and its export to anti-Hindu Pakistani rhetoric, the way American student newspapers covered the war in Gaza, attitudes toward antisemitism within Germany’s populist left and Holocaust education in Dutch schools. The report also features an extensive critical roundtable discussion with experts on the harm and benefit of Holocaust films, focusing on Life is BeautifulSchindler’s List and The Brutalist.

Several global leaders in the fight against antisemitism contributed opinion articles to the report, detailing their work and the necessary measures for progress. Irwin Cotler, who previously served as Canada’s Minister of Justice and Attorney General and is considered one of the leaders in the fight against antisemitism worldwide, warned of “the intensification of the ‘axis of authoritarianism’, consisting of Russia, China, and particularly Iran”. He noted that “These powers are working collaboratively, strategically, and in concert, incorporating the weaponization of antisemitism as part of their broader strategy of disinformation and misinformation. They contribute to the ‘antisemitic ecosystem,’ now anchored within the axis of authoritarianism. At the same time, we see an upending of the transnational Atlantic alliance. The United States, once the linchpin of the global rules-based order, is now destabilizing that order”.

The report also addresses the controversy that arose in March 2025 when senior European Jewish leaders boycotted a conference organized by the Diaspora Affairs Ministry after far-right party leaders were invited.

According to Prof. Shavit: “The Diaspora Affairs Ministry is gratuitous. The minister leading it lacks experience or historical depth, and Jewish leaders are wise to keep their distance from him. However, it is important to establish universal and clear standards for Israel’s and Jewish organizations’ relations with parties and leaders with an antisemitic past. The goal should be to give them a chance to change. We propose two criteria for legitimization: Party leaders must remove any member, no matter how junior, who has expressed antisemitic or racist views and has not retracted them, and they must unequivocally reject antisemitic or racist narratives. Additionally, they must prove their commitment to fighting antisemitism and racism over at least two election cycles”.

See full Report here

Can AI Help Doctors Make Better Diagnoses?

A new TAU study explores how accurate AI can be when assisting with diagnoses in virtual urgent care.

A new study led by Prof. Dan Zeltzer, a digital health expert from the Berglas School of Economics at Tel Aviv University, compared the quality of diagnostic and treatment recommendations made by artificial intelligence (AI) and physicians at Cedars-Sinai Connect, a virtual urgent care clinic in Los Angeles, operated in collaboration with Israeli startup K Health. The paper was published in Annals of Internal Medicine and presented at the annual conference of the American College of Physicians (ACP). This work was supported by funding from K Health.

AI vs. Physicians in Virtual Care

Prof. Zeltzer explains: “Cedars-Sinai operates a virtual urgent care clinic offering telemedical consultations with physicians specializing in family and emergency care. Recently, an AI system was integrated into the clinic—an algorithm based on machine learning that conducts initial intake through a dedicated chat incorporates data from the patient’s medical record and provides the attending physician with detailed diagnostic and treatment suggestions at the start of the visit -including prescriptions, tests, and referrals. After interacting with the algorithm, patients proceed to a video visit with a physician who ultimately determines the diagnosis and treatment. To ensure reliable AI recommendations, the algorithm—trained on medical records from millions of cases—only offers suggestions when its confidence level is high, not recommending about one out of five cases. In this study, we compared the quality of the AI system’s recommendations with the physicians’ actual decisions in the clinic”.

 

Prof. Dan Zeltzer (Photo courtesy of Richard Haldis).

The researchers examined a sample of 461 online clinic visits over one month during the summer of 2024. The study focused on adult patients with relatively common symptoms—respiratory, urinary, eye, vaginal and dental. In all visits reviewed, patients were initially assessed by the algorithm, which provided recommendations, and then treated by a physician in a video consultation. Afterward, all recommendations—from both the algorithm and the physicians—were evaluated by a panel of four doctors with at least ten years of clinical experience, who rated each recommendation on a four-point scale: optimal, reasonable, inadequate, or potentially harmful. The evaluators assessed the recommendations based on the patient’s medical history, the information collected during the visit, and transcripts of the video consultations.

AI Proves More Accurate Than Physicians in Study

The compiled ratings led to interesting conclusions: AI recommendations were rated as optimal in 77% of cases, compared to only 67% of the physicians’ decisions; at the other end of the scale, AI recommendations were rated as potentially harmful in a smaller portion of cases than physicians’ decisions (2.8% of AI recommendations versus 4.6% of physicians’ decisions).  In 68% of the cases, the AI and the physician received the same score; in 21% of cases, the algorithm scored higher than the physician; and in 11% of cases, the physician’s decision was considered better.

The explanations provided by the evaluators for the differences in ratings highlight several advantages of the AI system over human physicians: First, the AI more strictly adheres to medical association guidelines—for example, not prescribing antibiotics for a viral infection; second, AI more comprehensively identifies relevant information in the medical record—such as recurrent cases of a similar infection that may influence the appropriate course of treatment; and third, AI more precisely identifies symptoms that could indicate a more serious condition, such as eye pain reported by a contact lens wearer, which could signal an infection. Physicians, on the other hand, are more flexible than the algorithm and have an advantage in assessing the patient’s actual condition. For example, if a COVID-19 patient reports shortness of breath, a doctor may recognize it as relatively mild respiratory congestion, whereas the AI, based solely on the patient’s answers, might refer them unnecessarily to the emergency room.

A Step Closer to Supporting Doctors

Prof. Zeltzer concludes: “In this study, we found that AI, based on a targeted intake process, can provide diagnostic and treatment recommendations that are, in many cases, more accurate than those made by physicians. One limitation of the study is that we do not know which physicians reviewed the AI’s recommendations in the available chart, or to what extent they relied on the recommendations. Thus, the study only measured the accuracy of the algorithm’s recommendations and not their impact on the physicians. The study’s uniqueness lies in the fact that it tested the algorithm in a real-world setting with actual cases, while most studies focus on examples from certification exams or textbooks. The relatively common conditions included in our study represent about two-thirds of the clinic’s case volume, thus the findings can be meaningful for assessing AI’s readiness to serve as a decision-support tool in medical practice. We can envision a near future in which algorithms assist in an increasing portion of medical decisions, bringing certain data to the doctor’s attention, and facilitating faster decisions with fewer human errors. Of course, many questions remain about the best way to implement AI in the diagnostic and treatment process, as well as the optimal integration between human expertise and artificial intelligence in medicine”.

Other authors involved in the study include Zehavi Kugler, MD; Lior Hayat, MD; Tamar Brufman, MD; Ran Ilan Ber, PhD; Keren Leibovich, PhD; Tom Beer, MSc; and Ilan Frank, MSc. Caroline Goldzweig, MD MSHS, and Joshua Pevnick, MD, MSHS.

This Is Why Children Took Part in Creating Prehistoric Cave Art

TAU study suggests that children were seen as mediators between the physical and spiritual worlds.

 A team of Tel Aviv University researchers from prehistoric archaeology has proposed an innovative hypothesis regarding an intriguing question: Why did ancient humans bring their young children to cave painting sites, deep underground – through dark, meandering, hazardous passages? The researchers explain: “Next to many cave paintings, there is clear evidence of children as young as two. So far, most hypotheses have focused on the educational aspect — learning the community’s traditions and customs. However, we believe that children also played a unique cultural role in these caves: Young children were credited with special qualities in the spiritual world, enabling them to communicate with entities from the beyond – which were believed to be accessible from the depths of the cave”.

The study was conducted by Dr. Ella Assaf, Dr. Yafit Kedar, and Prof. Ran Barkai from the Jacob M. Alkow Department of Archaeology and Ancient Near Eastern Cultures at Tel Aviv University. The paper was published in the journal Arts from MDPI.

Dr. Ella Assaf.

Children’s Role in Cave Art: More Than Just Education

Dr. Assaf explains: “Cave art created by early humans is a fascinating phenomenon that intrigues many researchers. To date, around 400 caves containing cave art have been discovered, mainly in France and Spain, with the artwork dated between 40,000 and 12,000 years ago. There is solid evidence of children’s participation in the artwork – handprints and finger paintings made by children aged two to twelve. In addition, footprints and handprints of children have been found in some caves, alongside those of adults. This naturally raises the question: Why were the children there? Why were young children taken on exhausting and hazardous journeys deep into the dark, meandering caves with low oxygen levels – crawling through crevices, descending shafts, and climbing rocks to reach their destination?

Finger paintings made by children in Rouffignac Cave, 14,000 to 20,000 years ago (Photo courtesy of Dr. Van Gelder).

Dr. Kedar elaborates: “Despite extensive research on cave art, few studies have focused on the presence of children. The prevailing hypothesis is that their participation served an educational purpose – passing down knowledge, traditions, and customs to the next generation. In our study, we argue that children’s involvement had an additional meaning: In fact, they played an important, unique role of their own – direct communication with entities residing in the depths of the earth and otherworldly realms. This study follows our previous works, in which we presented cave artworks as expressions of cosmological approaches, with emphasis on relationships between humans and various entities”.

Children as Mediators Between Worlds in Ancient Rituals

Dr. Assaf adds: “Based on extensive studies about children in indigenous societies, along with new insights into rituals performed in caves with cave paintings, a new understanding is emerging regarding the role of children in the creation of cave art. By integrating data from these research fields, we were able, for the first time, to propose a novel and original explanation for the inclusion of children in creating cave paintings:  The world of childhood differs from that of adults, and children possess a range of unique mental and cognitive traits. For this reason, indigenous cultures worldwide, throughout history and prehistory, have viewed children as ‘active agents’ – mediators between this world and the entities inhabiting the natural world, the underworld, and the cosmos as a whole. In this way, children made a vital contribution to their communities – hunter-gatherers who lived in nature and sought to maintain continuous, respectful relationships with various entities: animals and plants that served as food sources, stones used for toolmaking, ancestral spirits, and more”.

Children’s footprints from Basura Cave, 14,000 years ago (Photo courtesy of Prof. Marco Romano – Romano et al. 2019).

Prof. Barkai: “Many of these societies regarded caves as gateways to the underworld – where, through shamanic rituals, they could communicate with cosmic entities and inhabitants of the underworld, to resolve existential problems. In this context, young children were perceived as liminal beings – belonging to both the realm they had left just recently (before birth) and the world they currently inhabit. Thus, small children were considered particularly suited to bridging the gap between the worlds and delivering messages to non-human entities. In this paper, we connect these insights and propose that children joined adults on journeys into the depths of caves and participated in painting and rituals as part of their role in the community—as ideal mediators with entities from the beyond”.

Prof. Ran Barkai.

The Bat’s Walking Cane: How a Tail Becomes a Sensor in the Dark

New research highlights a unique evolutionary adaptation: a bat’s tail acting as a reverse walking cane.

A new study from Tel Aviv University reveals that the Greater Mouse-Tailed Bat (Rhinopoma microphyllum) uses its long tail as a natural tactile sensor to navigate backward in dark caves. The researchers discovered that the bat’s long tail functions as a dynamic sensing tool, enabling it to avoid obstacles and orient itself in complex environments while climbing backward—especially when other sensory abilities like vision and echolocation are limited. The study found that when the tail was numbed with a local anesthetic, the bats’ ability to navigate around obstacles while crawling backward and the speed of their movement decreased significantly.

The research was led by Sahar Hajyahia and Mor Taub, students in the laboratory of Prof. Yossi Yovel of Tel Aviv University’s School of Zoology in the Wise Faculty of Life Sciences and the Sagol School of Neuroscience. The study was published in the scientific journal iScience.

פרופ' יוסי יובל

Prof. Yossi Yovel.

Professor Yossi Yovel explains: “During the study, the bats crawled up a vertical maze while moving backward as we recorded their movement using an advanced tracking system. The bats used their tails like a blind walking cane, swinging them from side to side to detect obstacles and climb more safely and efficiently. In contrast, when the tail was numbed, the climbing time increased by an average of 10%, and the bats made more lateral movements instead of moving upward, apparently trying to find their way”.

The researchers also noted that the bats demonstrated a remarkable ability to distinguish between different textures using their tails. They were able to differentiate between a fine wooden grid (1 cm intervals) and a sparser grid (1.5 cm), highlighting the tail’s complex ability to serve as an exceptionally sensitive tactile sensor.

Greater Mouse-Tailed Bat (Photo courtesy of Jens Rydell).

Professor Yossi Yovel concludes: “In most bats, the tail is very short and integrated into the wing membrane. In Rhinopoma, however, the tail remains long and free, and to the best of our knowledge, they are the only bats that use it to sense their immediate surroundings. This is another example of how evolution adapts animals’ senses to meet specific needs—in this case, moving backward in dark places around obstacles and other bats. Many bats crawl backward on dark walls and cannot use their frontal senses like vision and sonar to ‘see’ behind them. One can think of the tail as a sort of reverse sensor for the Rhinopoma. This discovery opens the door to further research on tail usage as a sensor in other animal species. Additionally, the findings could inspire the development of new sensory technologies inspired by nature, such as robotic navigation systems for complex environments”.

Why We Really Exercise: First AI Study Reveals True Motivation

A first-of-its-kind AI study finds 23.9% exercise for appearance and 18.9% for health.

A new study from Tel Aviv University used AI tools for the first time to discover what motivates people to exercise and which strategies are most effective for maintaining physical fitness.

The researchers used tools of artificial intelligence and machine learning to scan thousands of posts on the Reddit social network. They found that 23.9% of the users who engage in sports do so to improve their appearance, 18.9% exercise to maintain their physical health, and 16.9% exercise to maintain their mental health.

The study was led by a team of researchers from TAU’s School of Public Health, Faculty of Medical and Health Sciences : Dr. Michal Shmueli-Scheuer, Yedidya Silverman, Prof. Israel Halperin, and Prof. Yftach Gepner. The paper was published in the Journal of Medical Internet Research (JMIR).

Why Don’t We Exercise More, Even When We Know It’s Crucial?

Prof. Gepner explains: “Researchers in our field usually rely on cumbersome old-school questionnaires, containing inherent biases, to understand why people engage in sports and what strategies help them adhere to physical activity.  It’s an astonishing phenomenon: science tells us that if we put just over two hours a week into physical activity, we can prevent 30% of diseases, improve our quality of life, and extend our lifespan; and yet, less than a quarter of the population actually does this. Why? What have we failed to see?  While we all wish our loved ones good health on their birthday, a wish for ‘good workouts’ is quite rare… But there is a way to be healthy – by exercising. That’s why it’s crucial to understand what really motivates people to engage in physical activity and what helps them stick with it”.

“Our findings are not based on self-reporting, a representative sample, a questionnaire, or a survey. This is, in plain terms, the real reason why people exercise. And the answer is that people mainly exercise to look good. In questionnaires, people claim they want to be healthy, but in reality, they want six-pack abs. These findings are important because they teach us how to address the public, how to persuade people to get off the couch, promote health, and prevent disease”, he adds.

Beyond the question of motivation, the researchers also sought to identify strategies that induce people to engage in physical activity. According to the Reddit posts, 30% rely on workout habits (e.g. morning/evening, every Saturday morning), 13.9% set goals (such as losing weight or running 5 km), 12.1% enjoy the activity itself, 9.7% enjoy socializing during workouts, 8.9% use media (such as YouTube workout videos), 2.8% use fitness apps, and 2.5% have made a financial commitment to adhere to physical activity.

“The results are quite significant”, explains Prof. Gepner. “One strategy is more successful and therefore more recommended than others—creating exercise habits. If you want to be healthier, you need to develop healthy habits, period. Instead of a morning cigarette, drink two glasses of water and go out for a run. 30% is an empirical statistic that is hard to argue with, so as the Head of the Department of Health Promotion, I can confidently say to the public: develop habits and be healthy”.

What Happens Inside a Cell Under Stress?

A novel AI-based method reveals how cells respond to drug treatments.

Researchers from Tel Aviv University have developed an innovative method that can help to understand better how cells behave in changing biological environments, such as those found within a cancerous tumor. The new system, called scNET, combines information on gene expression at the single-cell level with information on gene interactions, enabling the identification of important biological patterns such as responses to drug treatments. The scientific article published in the Nature Methods journal explains how scNET may improve medical research and assist in the development of treatments for diseases. The research was led by PhD student Ron Sheinin under Prof. Asaf Madi, from the Faculty of Medical and Health Sciences and Prof. Roded Sharan, head of the School of Computer Science and AI at Tel Aviv University.

From noisy data to clear insights

Today, advanced sequencing technologies allow the measurement of gene expression at the single-cell level and, for the first time, researchers can investigate the gene expression profiles of different cell populations within a biological sample and discover their effects on the functional behavior of each cell type. One fascinating example is understanding the impact of cancer treatments – not only on the cancer cells themselves but also on the pro-cancer supporting cells or anti-cancer cell populations, such as some cells of the immune system surrounding the tumor.

Despite the amazing resolution, these measurements are characterized by high levels of noise, which makes it difficult to identify precise changes in genetic programs that underlie vital cellular functions. This is where scNET comes into play.

A social network for genes

Ron Sheinin: “scNET integrates single-cell sequencing data with networks that describe possible gene interactions, much like a social network, providing a map of how different genes might influence and interact with each other. scNET enables more accurate identification of existing cell populations in the sample. Thus, it is possible to investigate the common behavior of genes under different conditions and to expose the complex mechanisms that characterize the healthy state or response to treatments”.

Prof. Asaf Madi: “In this research, we focused on a population of T cells, immune cells known for their power to fight cancerous tumors. scNET revealed the effects of treatments on these T cells and how they became more active in their cytotoxic activity against the tumor, something that was not possible to discover before due to the high level of noise in the original data”.

Prof. Roded Sharan: “This is an excellent example of how artificial intelligence tools can help decipher biological and medical data, allowing us to gain new and significant insights. The idea is to provide biomedical researchers with computational tools that will aid in understanding how the body’s cells function, thereby identifying new ways to improve our health”.

In conclusion, scNET demonstrates how combining AI with biomedical research could lead to the development of new therapeutic approaches, reveal hidden mechanisms in diseases, and propose new treatment options.

Closing the Academic Gender Gap in Israel

Some 50 outstanding female TAU graduates have gone abroad for post-docs thanks to a fellowship aiming to increase women’s representation in academia

Though great progress has been made for gender equality in recent decades, academia today still struggles with a severe underrepresentation of women in senior positions. Even at Tel Aviv University, where women make up 58% of PhD students—They compose only 33% of senior faculty. To help enable women to continue in academia, the Presidential Postdoctoral Fellowship for Women is offered to outstanding female TAU graduates to assist them in going abroad for postdoctoral research. Ultimately, many of these brilliant women return to Israel and strengthen the academic landscape through their groundbreaking contributions.

Unique Obstacles

At Tel Aviv University, over 130 talented women complete their doctoral degrees each year. Generally, Israeli researchers who wish to compete for a faculty position at a top Israeli university must go abroad for their postdoctoral research, a requirement which poses particular challenges to women. “Statistics show that the post-doc stage is where the most women fall out of academia,” says Fellowship director Michal Boneh-Mizrahi. “This is true globally, but in Israel women are usually older and already have a family that they must relocate and support, creating further obstacles.”

Aside from social norms that pressure women to prioritize their husbands’ careers, these obstacles are in large part financial. The monetary cost of settling in a new country and fully supporting a family (given that a post-doc’s spouse may not be able to work abroad) is often much higher than any funding given by host institutions which do not take dependents into account. “Funding for women to go abroad to do postdoctoral work should be a high priority,” says TAU Prof. Ines Zucker (Engineering), who received the TAU Fellowship while doing her postdoctoral work on nanomaterials and sustainable water treatment at Yale. “We lose so many talented women from academia because of the financial burden.”   

  

Prof. Zucker with her lab team of student researchers (photo: Rafael Ben-Menashe, TAU).

Providing Support to Advance

Since 2016, Tel Aviv University has enabled 49 outstanding women to conduct postdoctoral research abroad with the Presidential Postdoctoral Fellowship for Women. The two-year Fellowship is offered to 5 female TAU PhD graduates each year. These researchers span a wide range of fields and have traveled to world-renowned institutions including Harvard, Oxford, MIT, Mt. Sinai Hospital and more.

“My time at Harvard was a life-changing experience, both for my career and my family,” says Fellowship recipient Dr. Yifat Naftali Ben Zion (Law), who recently returned to TAU as faculty. “I got to meet so many important people in my field and learn so much that I couldn’t have anywhere else. But it would not have been possible without the Fellowship, as I needed to bring my husband and three young children with me.” 

Dr. Belaynesh Makonen (Education), another former Fellow, spent two years away from her husband and four children at University of Minnesota. “Thanks to the Fellowship, I was able to take time off from my career to accomplish my academic goals.” Dr. Makonen, who was the youngest person ever to become a school inspector in Israel, conducted post-doc research exploring American Jewish identity. She also found a place in the community herself. “I immigrated to Israel from Ethiopia when I was 15; when I got to America, I felt like I was starting over one more time. The Minnesota Jewish community welcomed me with open arms and made sure I had everything I needed.” The support was especially important after Oct. 7 as two of her sons were called to fight in the Gaza war.  

Dr. Belaynesh Makonen traveled to Washington, DC with an Anti-Defamation League leadership program on fighting antisemitism.

Dr. Makonen also took on the responsibility of acting as an advocate and ambassador for Israel during her time abroad. She participated in an ADL leadership program and spoke out about her own identity. “Since I don’t look how Americans expect Israelis to look, I wanted to use my voice to show the diversity of Israel and help spread tolerance within the University of Minnesota.”

At the Forefront of Israeli Research

In addition to acting as ambassadors outside of Israel, the Presidential Fellowship ensures that these women are able to return to Israel and secure top academic positions where their groundbreaking research can have the most impact. Prof. Zucker and Dr. Naftali Ben Zion are two such women who returned to Tel Aviv University from Ivy League universities.

“I had a great time at Yale,” says Prof. Zucker. “I was exposed to the top science in my field and formed lasting professional partnerships.” Since returning to TAU, her lab has become the first in the world to research microplastics and other byproducts of industry in the environment rather than controlled lab conditions; their methods are now used internationally. Her other projects also continue to focus on removal of pollutants from water in affiliation with the TAU Environmental School and the Jan Koum Center for Nanoscience and Nanotechnology.  

Prof. Naftali Ben Zion researches financial law at Tel Aviv University’s Law Faculty (Photo: Rafael Ben Menashe, TAU).

“I feel very at home here,” says Prof. Zucker, who received all three of her degrees from Tel Aviv University. “I especially appreciate that the schools are set up to encourage collaboration, allowing for incredibly diverse applications of my research.”

“The greatest strength of Israeli universities and TAU specifically is our community,” agrees Prof. Naftali Ben Zion, who researches private law with a specialization in fiduciary law, or the legal framework governing the responsibilities of those entrusted with managing others’ interest. This field of law is relatively unexplored in Israel, and her work has already been cited by the Israeli Supreme Court.

“There’s such a unique amount of support and cooperation here, which creates better academic work. The sharing and mutual development of ideas are the foundation of strong academia.”

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