An ex-CPA turned detective, Troy Hillman's passion for cold case victims and zeal for hunting the most elusive serial killers led him to become a detective, where he spent more than 10 years of his law enforcement career working with an elite homicide team that solved murders dating back as far as the 1970's....

Lise Olsen is investigations editor at the Texas Observer and the author of "The Scientist and the Serial Killer: The Search for Houston's Lost Boys," a deeply researched tale about dozens of young men who were kidnapped and killed by Dean Corll in the 1970s....

Casey Sherman is an award-winning journalist and bestselling author of seven books, including "The Finest Hours" and "Boston Strong," both of which were adapted into major motion pictures. He received the Edward R....