Discover the real-life inspirations behind history's most infamous serial killers: John Wayne Gacy, Jeffrey Dahmer, Charles Manson, and so many more.

Gothic media moguls Kelly Florence and Meg Hafdahl, authors of The Science of Monsters, The Science of Women in Horror, and The Science of Stephen King, and co-hosts of the Horror Rewind podcast called "the best horror film podcast out there" by Film Daddy, present a guide to the serial killers who inspired the movies and media we all know and love. Delve into the brutal truth behind horror's secret: many monsters portrayed on the silver screen are based on true murderers. Uncover the truth behind the real monsters of horror, answering such questions as:

What is the science behind serial killers' motivations like Ted Bundy and John Wayne Gacy?

How did detectives discover the identities of criminals like the Boston Strangler and the BTK Strangler?

Has science made it possible to unmask Jack the Ripper and the Zodiac Killer?

What is the science behind female versus male serial killers?

Through interviews, film analysis, and bone-chilling discoveries, join Kelly and Meg as they learn about the horrors of true crime through the decades.