Discover the shocking true stories of the world s most barbaric criminals from Charles Manson and Jeffrey Dahmer to The Night Stalker and more. Revealing portraits of the most notorious killers of our time: - The Zodiac Killer - Dr. Harold Shipman - Son of Sam - The Columbine Killers - The Yorkshire Ripper - Ted Bundy - Charles Starkweather - The Boston Strangler Serial Killers & Mass Murderers takes you into the minds of the criminals who committed the world s most notorious and horrifying crimes. Each of the sadistic murderers profiled here was once known simply as someone s neighbor co-worker or child. What turned them into killers? In one chilling chapter after another this book profiles a terrifying succession of homicidal maniacs and asks the question What makes them tick? The refrigerator contained meat including a human heart in plastic bags. There were three human heads in the freezer. Two more skulls were found in a pot on the stove. Another pot contained male genital organs and severed heads and there were the remains of three male torsos in the trash.