IIn this episode of Zone 7, Crime Scene Investigator Sheryl McCollum continues a previous discussion on the topic. She is joined for a Part II conversation by Dr. Katherine Ramsland and Tracy Ullman, two crime experts who have spent years investigating and documenting the case of Elmer Wayne Henley Jr.

Today, they primarily discuss how predators manipulate young people. They explore why adolescents are particularly vulnerable, how predators groom not just individuals but entire communities, and the blurred line between victim and accomplice. Lastly, they share practical advice for parents, teachers, and counselors on recognizing warning signs and protecting young people from falling victim.

Dr. Katherine Ramsland is a professor of forensic psychology at DeSales University. She has written over 70 books and appeared in more than 200 crime documentaries. Her work includes interviews with notorious criminals, including BTK (Dennis Rader).

Tracy Ullman is a documentary producer and director who has worked on numerous true-crime series for Discovery and PBS. She is best known for her work on John Wayne Gacy: Devil in Disguise and her recent book with Dr. Ramsland, The Serial Killer’s Apprentice.

Elmer Wayne Henley Jr. joins Zone 7 as a special guest to provide personal insight into his mindset during his time with Corll.