Stephen Bentley is a former British police Detective Sergeant, pioneering Operation Julie undercover detective, and barrister. He now writes in the true crime and crime fiction genres and contributes occasionally to Huffington Post UK on undercover policing, and mental health issues.

He is possibly best known for his bestselling Operation Julie memoir and as co-author of Operation George: A Gripping True Crime Story of an Audacious Undercover Sting.

His Operation Julie book has been optioned and is in development as an 8-part TV series in addition to that huge and unique police operation being pitched to broadcasters as a documentary.

Stephen is a member of the UK's Society of Authors and the Crime Writers' Association. For new releases and news about the Operation Julie TV series/documentary, you may wish to subscribe to Stephen's newsletter by downloading your free copy of Short Stories by a Tall Guy (see website link). Stephen, with Dominic Smith, also writes as part of a writing team in the Undercover Legends series under the pen name of David Le Courageux.

Now a multi-genre author, Stephen also writes cozy mysteries in the pen name of KJ Cornwall.

You can listen to Stephen talking about his Operation Julie undercover days on the BBC Radio 4 Life Changing programme/podcast available 24/7 worldwide on BBC Sounds. And on the same platform, he also contributes to Acid Dream: The Great LSD Plot.