David Bradley is a member of the Association of British Science Writers, the US National Association of Science Writers, and a Chartered Chemist member of the Royal Society of Chemistry. A former Daily Telegraph Science Writer of the Year, he has covered a wide range of subjects for many popular magazines, technical publications, websites, and elsewhere, including American Scientist, The Guardian, Nature, New Scientist, and Popular Science.
JOEL LEVY is a writer and journalist specialising in history and science. He is the author of more than a dozen books, including Newton's Notebook, Great Scientists, Mad Science (revealing the secret histories of madness, magic, and mysticism among great inventors and scientists), The Doomsday Book (a guide to scenarios for the end of civilisation), History's Lost Treasures, and the forthcoming History's Worst Battles. He has also written features and articles for the national press, and has appeared on national television and numerous local and national radio shows. A long-term student of the history of science and medicine, Joel has a BSc in Biological Sciences and an MA in Psychology.