 Its contributions included material for programmes such as "The Body in Question", "Blue Peter" and "Tomorrow's World" as well as sound effects for popular science fiction programmes "Blake's 7" and "The Hitchhiker's Guide to the Galaxy" (in both its radio and television forms) by Richard Yeoman-Clark and Paddy Kingsland respectively.By the early 1990s, BBC Director General John Birt decided that departments were to charge each other and bid against each other for services and to close those that couldn't make enough revenue to cover their costs.In 1991 the Workshop was given five years in which to break even but the cost of keeping the department, which required two dedicated engineers, a software developer (Tony Morton) and a secretary (Maxine) as well as the composers, proved too much and so they failed.