In most cases, a flat, emotionless tone is a career killer; when Arnold Schwarzenegger uses it to deliver “I’ll be back” in “The Terminator,” it’s a genius character choice. Top-level actors ...

A new analysis suggests that posts in hate speech communities on the social media website Reddit share speech-pattern similarities with posts in Reddit communities for certain psychiatric disorders.

Objective measurement of psychiatric disorders has long proved challenging. Yet, there is ample evidence that analysis of speech patterns can accurately diagnose depression and psychosis, measure ...