- Remove a group of people because they are "unworthy or inferior in some way"

Ohio State University, Columbus

-  Hedonistic
- Thrill
- Comfort
- Power/control
- Mission
- Visionary

Holmes and Holmes 6 typologies of Serial Killers

Alvarez, Alex, and Ronet Bachman. Violence: The Enduring Problem. 3rd ed., SAGE, 2017. 

- Get sexual satisfaction from killing or "... having sex with the corpse or by mutilating or cutting off sex organs"

- Get pleasure from "torturing, dominating, terrorizing, and humiliating victims'"

- Want to dominate their victim, find most pleasure in this