What causes people to become killers? KILLER PSYCHE is a true-crime podcast fromWondery that covers high-profile cases that shocked the world. Host Candice Delonguses her experience as a clinical psychiatric nurse and FBI Criminal Profiler to dissectthe motivations and behaviors of the most terrifying criminals in history. In a recentepisode, Candice explores the case of Pedro Rodrigues Filho, also known as TheBrazilian Dexter. Rodrigues went on to murder, by his count, more than 100 people —most of them while he was behind bars. To many, he was a hero — a vigilante seekingjustice for victims. But to others, he was just a cold-blooded murderer. This is just apreview of Killer Psyche, but you can listen to the full episode athttp://wondery.fm/KP_TrueCrimeFanClub