You definitely know one.
This book is about the poisonous people who walk among us. The romantic partner who twists every conversation, the office bully who keeps being promoted, or the reckless relative who never takes responsibility for their actions.
Award-winning researcher Leanne ten Brinke has studied dark personalities for decades, examining their behaviour in settings as varied as prisons, schools and financial boardrooms, even in the United States Senate.
Dr ten Brinke uses a mixture of new science and storytelling to: