Andrew May obtained a PhD in astrophysics from the University of Manchester in 1982 and is an experienced and versatile professional, with a career spanning academia, government and private industry. Since the start of 2011 he has been working as a freelance writer and defence consultant. He has a wide range of interests and has written both authoritatively and entertainingly on the physical sciences, military technology, British history, science fiction, New Age beliefs and the paranormal.