The Best Episodes Written By Joe Penhall

The team cracks under pressure from an in-house review. Holden's bold style elicits a confession but puts his career, relationships and health at risk.

Dr. Wendy Carr joins Holden and Tench in their first success, when their insights lead to an arrest.

Holden interviews the eerily articulate murderer Ed Kemper, but his research provokes negative feedback at the Bureau.

Bill and Holden consult with Dr. Wendy Carr to begin classifying their subjects. They receive surprising news.

Wendy takes a career risk to relocate and join the team full time. Holden and Bill find it harder to keep the emotional intensity of work at bay.

Wendy considers an offer. Holden and Bill struggle to communicate the meaning of their findings to the judicial system in the baffling Altoona case.

In 1977, frustrated FBI hostage negotiator Holden Ford finds an unlikely ally in veteran agent Bill Tench and begins studying a new class of murderer.