"They find that exploiting other people becomes necessary for them to have any feeling of self-esteem."

Professor Paul Britton is an expert criminal profiler, having spent more than 20 years working as a consultant clinical and forensic psychologist, as well as being the former head of the Regional Forensic Psychology Service for Trent. He previously advised the Home Office and Association of Chief Police Officers Crime Committee on offender profiling, and currently teaches clinical and forensic psychology at Birmingham City University.

Get in touch on social media by searching for Crime+Investigation and using #MakingAMonster, and leave your thoughts in the review section of your podcast app.

Making a Monster: The Tapes features interviews recorded by Monster Films for the Crime+Investigation TV series, and was hosted by Cherry Healey, produced by Sam Pearson and Chloe Frost, with editing by Joel Porter.

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