Catrin Rutland is Associate Professor of Anatomy and Developmental Genetics at the University of Nottingham, specialising in cardiovascular disorders and anatomy of both humans and animals. As a popular science writer and academic specializing in outreach, Rutland has written for The Telegraph, Daily Mail, Independent and Guardian newspapers. Previous books include The Chicken (Ivy Press, 2012) and The Horse (Ivy Press, 2018).
Debbie Busby is an equine behaviorist with degrees in Applied Animal Behavior & Welfare and Psychology. She is certified by the International Association of Animal Behavior Consultants and runs the Evolution Equine website.