Even though there have been 51 strangulation murders of women in Chicago that have gone unsolved between 2001 and 2017, Chicago police have been reserved about acknowledging they may have a serial killer on their hands.

Dr. Ashley Hampton, a licensed psychologist who works in the prison system with both victims and perpetrators of violent crime, tells us about how the traumatic childhoods of Charles Manson, Aileen Wuornos and Richard Ramirez may have shaped their adult behavior.

Journalist Murray Weiss, who has covered organized crime for over 30 years and who is now at CBS News, tells us why working-class people loved John Gotti, how the Mafia has changed since the 1980s and what it was like for John Gotti Jr. to leave the mob.

A&E True Crime spoke with Live PD host, legal analyst and author Dan Abrams about his new book on Abraham Lincoln and what attorneys and politicians can learn from the former president's time in the courtroom.

Lori Orr Kovach, daughter of serial arsonist and murderer John Orr, who was 17 when her father was arrested, spoke with A&E True Crime about when she started doubting her father's innocence, testifying at his trial to help him avoid the death penalty and how his actions affected the rest of her life.

A&E True Crime looks at some of the most notorious twin wrongdoers, and explores the roots behind their shared skirmishes with the law.

Marcus Parks of 'The Last Podcast on the Left' thinks Casey Anthony got away with murder. He spoke with A&E True Crime about how he believes the crime went down—and why the focus on chloroform as the murder weapon was a big mistake.

We list the surprising and previously unheard information related to Casey Anthony and the murder of Caylee Anthony from 'Casey Anthony's Parents Speak,' in which Cindy and George Anthony speak to Elizabeth Vargas for their first joint interview in years.

Some criminals get their crimes tattooed on their bodies, write 'fictional' books detailing murders they've committed or turn their own wanted posters into profile pics on Facebook.  We talk to an expert to better understand why some criminals implicate themselves in their crimes by communicating about them.

In recent years, hair, blood, saliva, and other bodily fluids from dogs, cats and birds have helped solve several violent crimes in the U.S. and Canada. A&E True Crime profiles four instances where animal evidence helped convict a criminal.