Get Daily Email

We are the only international conversation about the changing roles of men in the 21st century.

Become a Premium Member

We have pioneered the largest worldwide conversation about what it means to be a good man in the 21st century.

Your support of our work is inspiring and invaluable.

Login

Justin J Lehmiller

About Justin J Lehmiller

Justin J. Lehmiller (Ph.D., Social Psychology) is an internationally recognized sex educator and researcher. He formerly served on the faculty at Harvard University, where he was awarded the prestigious Certificate of Teaching Excellence for his highly-enrolled Psychology of Human Sexuality course. Dr. Lehmiller conducts research on casual sex and safer-sex practices and has published a sexuality textbook that is used in college classrooms throughout North America. In addition, he runs a popular website entitled Sex and Psychology and does freelance writing for Playboy and other major publications. Follow him on Twitter @JustinLehmiller and Facebook (facebook.com/psychologyofsex).