According to the Workplace Bullying Institute, more than 50% of workers have witnessed workplace bullying, and 35% of workers have experienced it first hand.

Those are alarming numbers, but perhaps more alarming is the WBI’s conclusion that although bullies can be found in all organizational ranks, the vast majority are managers, supervisors, and executives.

Given that most individuals and organizations claim to abhor bullies, how are so many of them ending up in the corner office?

Bullying Their Way to the Top, a new ebook from Hogan Assessments, examines the personality characteristics that drive bullying behavior and that make bullies uniquely suited to climb the corporate ladder.