Charles Cobb, Richard: - Richard C Cobb is a crime historian and regarded as one the UK's leading experts on the Yorkshire Ripper murders. He is also founder of the Dagger Club which gathers together true crime experts for research projects, social occasions, conferences and events.

Richard also runs several walking tours in and around London, providing award-winning tours on crime subjects such as Jack the Ripper and the Kray twins, as well as cultural history tours of Spitalfields and Brick Lane. Originally from Ireland, Richard works in London and resides with his family in Bradford, West Yorkshire.