Which type of SERIAL KILLER believes that a person or entity is commanding him to kill? Most likely suffering from psychosis.

List 3 brain abnormalities that could contribute to an increased risk of violent behavior.

What was this SERIAL KILLER's motive? "The Zodiac Killer killed 7 people and taunted the public by sending coded messages to newspapers. "Killing people is so much fun. To kill gives me the most thrilling experience."

What type of MASS MURDERER kills at their current or former workplace as a form of revenge?

What type of MASS MURDERER is a cult leader that persuades others to kill?

Which type of SERIAL KILLER fantasizes about having power and seeks to dominate and control his victims?

What was this SERIAL KILLER's motive? Dennis Rader killed 10 people over 15 years. He sent taunting letters to police and newspapers “How many people do I have to kill before I get a name in the paper or some national attention?"

List 3 of the 6 most shared traits among SERIAL KILLERS.

List 2 of the shared traits among MASS MURDERERS

List 2 of the 4 most common motives of MASS MURDERERS.

What is a serial killer?

What type of MASS MURDERER kills their whole family?

What is a mass murderer?