Gary Wilson is a neuroscience enthusiast who has taught anatomy and physiology for many years. He is the creator of the website “Your Brain On Porn.” Marnia Robinson, JD (Yale) is the author of Cupid’s Poisoned Arrow: From Habit to Harmony in Sexual Relationships, written with Gary’s collaboration. Together they blog on “Psychology Today” and “The Good Men Project.” Their article “The Great Porn Experiment” appeared in a recent issue of The Evolutionary Review.