Dr Paul Parsons is a regular contributor to Nature, New Scientist and the Daily Telegraph. He frequently appears on BBC radio and his television credits include Richard & Judy and BBC Breakfast. He was formerly editor of the BBC's award-winning science and technology magazine Focus. The Science of Doctor Who (Icon Books), was longlisted for the Royal Society Prize for Science Books. His latest book is Science 1001 published by Quercus.
GAIL DIXON is a journalist and editor with many years' experience. She has worked as a commissioning editor for BBC Focus and is a regular contributor to Who Do You Think You Are? magazine. She is co-author, with Paul Parsons, of The Periodic Table, which became a number 1 Amazon bestseller.