John Douglas

The FBI profilers will be back, talking to Ed Kemper and Charles Manson while trying to solve the Atlanta Child Murders.

The gruesome murder of Elizabeth Short — dubbed "The Black Dahlia" by the media — has inspired speculation for decades. At Crimecon in New Orleans, California criminal justice scholar Anne Redding explored the notorious murder.

John Douglas shares which case almost killed him and the "Mindhunter" scene that left his wife in disbelief. 

"It's a crying shame," the former FBI profiler said.

In "Making a Murderer," Brendan Dassey's brother was accused of looking at hours of violent porn. Is there a correlation with watching violent porn and being violent?