The second in a series of reports co-authored by the Network Contagion Research Institute and ADL’s Center on Extremism New analysis of online behavior suggests similar ideological motivations and radicalization methods when comparing the perpetrators of the Pittsburgh and Christchurch massacres. Both killers announced in their preferred internet forums that they were about to commit violence and seemed to identify their fellow forum participants as community members who might…
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Welcome to ADL’s online harassment help and resource guide. We know online harassment can be a scary and alienating experience, and we want to ease that pain as much as we can. If you feel you are in danger, contact law enforcement.
If you are being harassed online, know you are not alone. This harassment is not a reflection of your self-worth.
Step back and try to envision the outcome you want and try to proceed with that in mind.
Depending on the outcome you are seeking,…
Executive Summary
The American public has become increasingly aware of online hate and harassment in recent years. The scale and complexity of online hate has reached unprecedented levels as seen in sustained online harassment campaigns that violently threaten journalists to organized racist attacks launched against an African-American student leader by a far-right online community. High-profile targets of coordinated online harassment — such as Jewish journalists and African-American…
The following report is an analysis of computational propaganda, the Jewish American community, and the 2018 elections. As part of the wider paper series focused on “humanizing the effects of computational propaganda” this empirical work details the ways in which the Jewish socio-religious population in the U.S. is being disproportionately targeted with disinformation and abuse during this crucial political moment.
New Challenges Ahead for the Next Generation of Social Media The timeless mission of the Anti-Defamation League (ADL) is to stop the defamation of the Jewish people and secure justice and fair treatment to all. The mission of ADL’s Center for Technology and Society is to ask the question “How do we secure justice and fair treatment for all in a digital environment?”
Since 1985, when it published its report on “Electronic Bulletin Boards of Hate,” ADL has…
New York, NY, August 20, 2026 … A single, 45-minute classroom lesson on contemporary antisemitism significantly reduced teens’ endorsement of antisemitic conspiracy theories, according to new research released today by the ADL (the Anti-Defamation League) Center for Antisemitism Research. The randomized evaluation, conducted across nine middle and high schools in one public school district in a large southeastern U.S. city, found that students who received the lesson were 14…
ADDITIONAL TERMS FOR EDUCATORS: Generative Artificial Intelligence (GAI): Unlike more traditional AI systems, which are typically designed to recognize patterns in existing data and make predictions based on those patterns, generative artificial intelligence (GAI) systems are designed to produce new content in response to user prompts. These outputs can include text, images, audio or video content. Examples of popular GAI chatbots include Open AI’s ChatGPT and…
Organizations reach a historic agreement requiring Reed College to adopt sweeping reforms, strengthen protections for Jewish and Israeli students, and establish a national model for responding to campus anti-Semitism. Washington D.C. – The Louis D. Brandeis Center for Human Rights Under Law and ADL (the Anti-Defamation League) have reached a historic settlement agreement with Reed College, secured through mediation with the U.S. Department of Education's Office for Civil Rights …
Student choked in class and called a “stupid kike” as district failed to effectively address harassment New York, NY, June 16, 2026 – ADL (the Anti-Defamation League) has filed a federal civil rights complaint with the U.S. Department of Education’s Office for Civil Rights, alleging a Jewish student was subjected to persistent, escalating and severe antisemitic harassment and assault while enrolled in the Boulder Valley School District (BVSD) in Boulder,…
New data-sharing agreement combines ADL's national Audit with Stop Hate in Schools' real-time incident mapping to identify patterns across schools and districts New York, NY, June 4, 2026 — ADL (the Anti-Defamation League) and Stop Hate in Schools have entered into a formal data-sharing partnership to strengthen antisemitism incident tracking in K-12 schools. The agreement will inform ADL's annual Audit of Antisemitic Incidents and augment Stop Hate in Schools' real-time school…
New York, NY, April 15, 2026, … Meta's lack of content moderation policies risks turning Instagram into a breeding ground for antisemitism, white supremacy and terrorist propaganda, according to a new report released today by the ADL (Anti-Defamation League) Center on Extremism, in partnership with ADL affiliate, JLens. Ahead of an upcoming Meta shareholder vote, the report –“How Meta's Content Moderation Changes Risk Turning Instagram into a Hub for Hate”&ndash…
New York, NY, April 13, 2026 ... ADL (the Anti-Defamation League) today announced that it has issued revised grades for 11 schools following consultations with dozens of the 150 schools assessed in the 2026 ADL Campus Antisemitism Report Card. Since the initial March 10 release of the 2026 Report Card, ADL’s regional and national campus advocacy teams actively engaged with a substantial number of the assessed institutions to guide them in adopting best practices and policies to…
New York, NY, March 25, 2026 — ADL (the Anti-Defamation League) today released its Online Gaming Leaderboard, the first comprehensive public evaluation of how leading video game companies address antisemitism, hate and extremism in their online multiplayer games. The leaderboard assesses 10 of the most popular gaming titles on their policies and in-game safety features, providing a critical resource for parents, gamers, policymakers and the gaming industry itself. The top…
The agreement aims to equip secondary schools across the Province of Córdoba with innovative digital tools to help prevent antisemitism and hate speech, promoting safer and more respectful school environments. CÓRDOBA, Argentina, February 25, 2026 — In a firm step toward building more inclusive and respectful school environments, ADL (Anti-Defamation League) today announced in Córdoba, Argentina, a partnership with the Ministry of Education of the Province of C…
In a world that is increasingly connected through social media, educators often incorporate current events into instruction. While this is an important tool for educators to make learning feel relevant and current for students, it also must be done with thought and care. Many curriculum offerings claim to offer educators resources and guidance on integrating complex current events into their classrooms, like the Israeli-Palestinian conflict. Sometimes these offerings, while claiming to provide…
Educators surveyed in a 2025 RAND study said that after school curricula and U.S. Holocaust Memorial Museum materials, YouTube is their most-used supplement for teaching the Holocaust and related Jewish topics. Although its videos are free and visually engaging, their quality varies; for example, Vox’s “The Israel-Palestine Conflict: A Brief, Simple History” can appear more reliable than it is. Vox itself is an American news and opinion website that leans towards the…
In recent years, the education landscape has changed dramatically. With the rise of AI platforms like ChatGPT and resource sharing hubs like Teachers Pay Teachers, there are many organizations and resources that claim to offer quality material—often at no cost. The rise of these platforms coincides with a change in trends for educators. According to a report from Education Week, the average teacher uses five supplemental resources and two core curricula sources. While the intention…
New York, NY, December 9, 2025 … Open-source AI models can easily be manipulated to generate antisemitic and dangerous content, according to new ADL (the Anti-Defamation League) research. The study by the ADL Center for Technology & Society reveals significant vulnerabilities in popular and widely used open-source Large Language Models (LLMs) that could be exploited by malicious actors. ADL researchers tested 17 open-source models, including Google's Gemma-3, Microsoft's…
Más del 80 % de los estudiantes judíos de todo el mundo también ocultan su identidad sionista, mientras que uno de cada cinco conoce a compañeros judíos que han sido agredidos físicamente en el campus durante el último año. Nueva York, NY, 16 de septiembre de 2025... Al comenzar el nuevo año académico, una encuesta global realizada por la Liga Antidifamación (ADL) y la Unión Mundial de Estudiantes…
78% of Jewish Students Hide Their Religious Identity on Campuses Worldwide, ADL-WUJS Study Reveals