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Justin J. Lehmiller Ph.D.

About

Justin J. Lehmiller, Ph.D., is a Research Fellow at The Kinsey Institute and an internationally recognized sex educator. 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 sexual fantasies, casual sex, and sexual health and has published a sexuality textbook that is used in college classrooms around the world. In addition, he runs a popular blog, Sex and Psychology, and has been published in Playboy, VICE, USA Today, Politico, Men's Health, and New York Magazine.

Books by Justin J. Lehmiller Ph.D.
Recent Posts
Why Long-Term Partners May Crave Some Sexual Novelty

Declining sexual interest in a long-term partner and being excited by variety is probably to be expected, rather than a sign that there's something wrong with your relationship.

Declining sexual interest in a long-term partner and being excited by variety is probably to be expected, rather than a sign that there's something wrong with your relationship.

How Sexual Satisfaction Rises and Falls in a Relationship

What happens to sexual satisfaction in long-term relationships? There's typically an early increase followed by a steady decrease, but there's a way to stave off the decline.

What happens to sexual satisfaction in long-term relationships? There's typically an early increase followed by a steady decrease, but there's a way to stave off the decline.

How Couples Cope With Sexless Marriages

Although sexless marriages are quite common and can be highly distressing, people remain in them for a variety of reasons and cope with the lack of sex in different ways.

Although sexless marriages are quite common and can be highly distressing, people remain in them for a variety of reasons and cope with the lack of sex in different ways.

Does Infidelity Peak After 7 Years of Marriage?

The seven-year itch isn't an urban legend. Research suggests that rates of infidelity rise in the seventh year of marriage, with a peak in divorces quickly following.

The seven-year itch isn't an urban legend. Research suggests that rates of infidelity rise in the seventh year of marriage, with a peak in divorces quickly following.

What Happens to Friends With Benefits Over Time?

Most friends with benefits are short-lived, dissolve, or change form within a year. While staying friends afterward seems to be realistic, finding true love isn't.

Most friends with benefits are short-lived, dissolve, or change form within a year. While staying friends afterward seems to be realistic, finding true love isn't.