This report details the real human impact of some of the sites Cloudflare sustains and evaluates the systemic policy and enforcement gaps that allow them to remain operational.

  Meta CEO Mark Zuckerberg posted a video to Facebook in January 2025 announcing dramatic changes to the company’s content moderation policies. In the clip, the 40-year-old executive shared his commitment to restoring free expression and to making sure that “people can share their beliefs and experiences” on Meta platforms. In reality, our research has shown that these policy changes have resulted in a dramatic increase of antisemitism and extremism on Meta’s…

A groundbreaking study supported by ADL found that fact-based dialogues with a trained AI chatbot durably reduced antisemitic conspiracy beliefs and increased favorability toward Jews.

ADL examined the strategic evolution of anti-Israel activism on U.S. campuses and provides recommendations for universities to respond proactively to changing tactics.

Over the past two years, Pennsylvania has faced a broad range of extremist incidents, driven by a diverse mix of ideological motivations and groups.

Artificial intelligence is rapidly reshaping how people consume and trust information—including what books they read. Amazon, the world’s largest bookseller, uses Large Language Models (LLMs) to generate short, snappy summaries of customer reviews. While this may be useful when applied to bedsheets or kitchen appliances, applying AI to book reviews—without human oversight—is proving to be deeply problematic. We found that AI-generated reviews are promoting books that…

Co-produced with Builders For Tomorrow Executive Summary ADL has identified extensive issues with antisemitic and anti-Israel bias on Wikipedia in multiple languages. These issues include 1) a coordinated campaign to manipulate Wikipedia content related to Israel, the Israeli-Palestinian conflict, and similar issues, in which a group of editors systematically evade Wikipedia’s rules to shift balanced narratives toward skewed ones, spotlighting criticism of Israel and downplaying…

This ADL Center on Extremism report details and analyzes the domestic extremist-related murders in the United States in 2024

This report provides a snapshot of antisemitism and extremism in Oregon and Washington, highlighting key trends tracked by the ADL Center on Extremism.

In a new study, the ADL Center on Extremism found 1.8+ million unique pieces of extremist or hateful content on Steam.

The ADL Center on Extremism (COE) conducted a comprehensive analysis of violent antisemitism and anti-Israel content on Telegram following the 10/7 attacks.

A look at the 10 most prevalent trends in antisemitic messaging, tactics, and patterns post-Oct. 7

The sharp increase in antisemitic incidents worldwide since October 7 demonstrates the need to take global action to combat anti-Jewish hate.

Executive Summary Platforms are still failing to take action on antisemitic hate reported through regular channels available to users. Researchers at the ADL Center for Technology and Society (CTS) tested how well five major platforms enforced their policies against hateful content in two areas: antisemitic conspiracy theories and the term “Zionist” used as a slur.    Most platforms only took action when ADL escalated the reports through direct channels, and even…

In 2023, ADL recorded its highest ever number of white supremacist propaganda incidents, with a total of 7,567 cases, a 12% increase from 2022.

This ADL Center on Extremism report details and analyzes the domestic extremist-related murders in the United States in 2023.