Sheppard's addiction to coffee was documented in a BBC2 television documentary
The Truth About Food, in which he and former ''
Tomorrow's World'' presenter
Maggie Philbin were tested for the effects of caffeine deprivation. From the age of 16 he was also a daily contributor to BBC Radio 2's
Wake Up to Wogan, under the guise of the Assistant to the BBC's (then)
Director-General,
Greg Dyke. Sheppard owns several vintage vehicles including a coach which he has restored himself, and is a trustee and director of the Thames Valley & Great Western Omnibus Trust. He was also a member of the Broadcasters' Bus Consortium, a group of five radio presenters (including
Ken Bruce) who co-owned a Routemaster bus. == References ==