Welcome to the world of the forensic psychologist, where the people you meet are wildly unpredictable and often frightening.

The job: to delve into the psyche of convicted men and women to try to understand what lies behind their often brutal actions.

Follow in the footsteps of Kerry Daynes, one of the most sought-after forensic psychologists in the business and consultant on major police investigations.

Kerry's job has taken her to the cells of maximum-security prisons, police interview rooms, the wards of secure hospitals and the witness box of the court room.

Her work has helped solve a cold case, convict the guilty and prevent a vicious attack.

Spending every moment of your life staring into the darker side of life comes with a price. Kerry's frank memoir gives an unforgettable insight into the personal and professional dangers in store for a female psychologist working with some of the most disturbing men and women.

If you enjoyed Unnatural Causes, When the Dogs Don't Bark and Prison Doctor you'll love Kerry's gripping account of her experience as a forensic psychologist.