Catherine Salmon is an associate professor of psychology at the University of Redlands. Her research interests cover everything from birth order and family dynamics to eating disorders, reproductive suppression, and sexuality. She holds a PhD in psychology and a BSc in biology from McMaster University. Salmon has been featured on Oxygen and the Science Channel, and co-authored (with Don Symons) Warrior Lovers: erotic fiction, evolution, and female sexuality. In addition, she has co-edited a variety of books, including the recent Oxford Handbook of Evolutionary Family Psychology and writes a blog on birth order for Psychology Today, called Ape Girl. Born in Canada, she lives in southern California and is involved in animal rescue and rehabilitation.