How to spot toxic people and take back control

Below, Leanne ten Brinke shares five key insights from her new book, Poisonous People: How to Resist Them and Improve Your Life. Leanne is Associate Professor of Psychology at the University of British Columbia, where she directs the Truth and Trust Lab. She has been studying deception, distrust, and dark personalities for the past 20 years. What’s the big idea? Most people are far kinder—and more trustworthy—than we assume. The real danger comes from a small group of manipulative...