12 Smartest Serial Killers of All Time

Posted on Mar 29, 2016

Being a serial killer means that you have to murder at least three people over a certain period. This definition has recently decreased to two murders. But, the most unusual thing about serial killers is that some of them have an extremely high level of intelligence. Here are 12 serial killers with the highest IQ.

1. Carroll Cole

Carroll Cole
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Carroll Cole was born on May 9th, 1938 in Sioux City, Iowa. He grew up with an abusive mother. Due to his hatred towards her, Cole strangled 13 women and killed more than 35 who reminded him of his mother. At school, Cole scored 152 on his IQ test. But his grades were low, maybe due to his mental illness, abuse, and substance abuse. But he was very manipulative and knew what to do to get what he wanted.
12 Smartest Serial Killers of All Time
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