John Parrington, Ph.D., is an Associate Professor in Molecular and Cellular Pharmacology at the University of Oxford, and a Tutorial Fellow in Medicine at Worcester College, Oxford. He has published over 100 peer-reviewed articles in science journals including Nature, Current Biology, Journal of Cell Biology, Journal of Clinical Investigation, The EMBO Journal, Development, Developmental Biology, and Human Reproduction. He has extensive experience writing popular science, having published articles in The Guardian, New Scientist, Chemistry World, The Biologist, and Aeon. He has also written science reports for the Wellcome Trust, British Council, and Royal Society. He is the author of The Deeper Genome, (OUP, 2015), Redesigning Life (OUP, 2016), and Mind Shift (OUP, 2021).