Former BBC executive and TV presenter Alan Yentob has died at the age of 78, his family has announced.Yentob joined the BBC as a trainee in 1968 and held positions as controller of BBC One and BBC Two, director of television, head of music and arts, as well as the director of BBC drama, entertainment and children's.

Former BBC executive and TV presenter Alan Yentob has died at the age of 78, his family has announced.Yentob joined the BBC as a trainee in 1968 and held positions as controller of BBC One and BBC Two, director of television, head of music and arts, as well as the director of BBC drama, entertainment and children's.