Mark Williams-Thomas is a multi-award-winning investigative reporter. Amongst his awards he has two Royal Television Society Awards, a Broadcasting Press Guild Award and an International Peabody Award. He is also BAFTA nominated. A former police detective, Mark has reported on nearly all of the biggest crime stories of the last decade. It was Mark's Exposure documentary that finally exposed Jimmy Savile as one of the nation's most prolific paedophiles - as a result of Mark's investigation, the Metropolitan police set up Operation Yewtree. Mark now has his own prime time ITV and Netflix crime show, The Investigator and presents the Unsolved strand on This Morning, looking at undetected crimes.