The making of a troll.

Part of the Chinese strategy of cultural warfare.

Why TikTok creates echo chambers of hate.

Learning to listen.

The Chinese propaganda app.

European and American governments can do better than “Meet a Jew.”

The political importance of online communities.

Family purity comes to Instagram, with a sprinkling of humor.

Attacks claimed the lives of two Israeli soldiers this week.

Encouraged by the algorithms.

An upcoming court case may determine the parameters of protected speech on social-media platforms.

The fear of being forever canceled and shamed is more apparent than the fear of betraying oneself.

Lu Kewen regularly distributes anti-Semitic content to millions of followers.

Lily Ebert is telling her story to millions on social media.