BERKELEY, Calif.—In the Bay Area, a place teeming with brainy computer scientists, an intellectual movement called “the ...

The violent deaths, including of a Border Patrol agent in Vermont, a landlord in California, and a couple in Pennsylvania, have led law enforcement to a group with obscure ideas.

An alleged killer linked to a cult-like group that’s being investigated for as many as six killings was back in a Vallejo courtroom on Friday.

The group, which espouses rationalist philosophy, are connected to at least 6 homicides in the U.S., potentially including ...

Jack "Ziz" Lasota, 34, who lived in Berkeley for a time, was arrested Sunday along with Michelle Zajko, 33, and Daniel Blank, ...

Jack Lasota, 34, who allegedly leads a group of a few dozen followers known as Zizians, was arrested on Sunday alongside ...

The FBI is investigating a string of killings across the nation possibly linked to a group that one expert says has hallmarks ...

Among those most bewildered and frightened by a coast-to-coast convulsion of violence linked to a cultlike group of hardcore ...

Jack “Ziz” LaSota, the alleged leader of the Zizian "murder cult" and two others, 26-year-old Daniel Blank and 32-year-old ...

A criminologist explains how vulnerable individuals are drawn to online cults, emphasizing the role of social media.