Parker, Chas: - Chas Parker swapped a career in astronomy, where he was Press Officer for the Royal Greenwich Observatory, for one writing about motor sport. Along the way he edited a computer magazine for Hewlett-Packard business users and provided copywriting services to companies such as Air Miles, Elf Oil and South East Water. He also contributed to Patrick Moore's 'Yearbook of Astronomy' and the 'Philip's Astronomy Encyclopedia'.