Clive Sinclair
In 1976 Dale left Cambridge Consultants to become a full-time writer, both of books and commercial literature. Among books written during this period were "The Manna Machine" (1978) and "The Kaballah Decoded" (1978), both co-authored with the multitalented linguist George Sassoon. He also wrote "The World of Jazz" (1980) and "The Sinclair Story" (1985), a biography of the entrepreneur Sir Clive Sinclair.