BBC Two HD Thursday

The second episode reveals how Ann balanced her research into serial killers with life as a mother of four, as the Behavior Science Unit set out to prove the success of profiling

The publication of Ann's groundbreaking study, which was followed by a decline in serial crimes. However, she quickly comes to realize her work was not done

An abusive caller causes major disruption for the team in control, and crewmates Sarah and Louise are shaken after an attack on them by a patient having a seizure

Preview of upcoming programmes from BBC Two

A forensic toxicologist proves that an Essex couple's cause of death points to murder, and a footprint expert links a killer to two different murder scenes