Crouching Low, Hidden Camera: life as a Private Investigator. BBC Radio 4, Tues 3rd July, 4pm and Sun 8th July, 1:30pm
As the Leveson inquiry into the phone-hacking scandal and debate over regulating the industry continue, author Jake Wallis Simons explores the controversial world of private investigators, who deal with anything from marital infidelities to recovering stolen art.
Presenter: Jake Wallis Simons
Producer: Martin Rosenbaum