Dr. Justin Lehmiller received his Ph.D. in Social Psychology from Purdue University. He is a Research Fellow at The Kinsey Institute and author of the book Tell Me What You Want: The Science of Sexual Desire and How It Can Help You Improve Your Sex Life. Dr. Lehmiller is an award-winning educator, having been honored three times with the Certificate of Teaching Excellence from Harvard University, where he taught for several years.
March 25, 2026 by Merissa Prine
People tend to think of sex as something that declines–or even disappears entirely–with age. And while it’s true that the likelihood of experiencing sexual problems increases as people get older, research shows that sex doesn’t vanish at a certain age, with large numbers of seniors remaining sexually active into their 70s and beyond. Nonetheless, the...
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March 18, 2026 by Emily Mendelson
Last month, we gathered in Chicago for the thirteenth annual SPSP Sexuality Pre-Conference. This year’s theme, The State of Sex, asked presenters to consider how rapidly changing cultural, technological, and...
Sex Ed, Sex Tips
March 11, 2026 by Merissa Prine
If you study the history of sex research, you’re likely to see certain names mentioned over and over again, such as Sigmund Freud, Alfred Kinsey, and William Masters. The contributions...
Gender
March 4, 2026 by Emily Mendelson
When it comes to relationships, monogamy is usually the default. The person with whom you have sex is the person you are also romantically committed to. However, monogamy doesn’t work well...
Books & Films, Dating & Relationships
February 25, 2026 by Justin Lehmiller
Romantic relationships often begin with intense passion before settling into something that feels more predictable and routine. However, this doesn’t mean the partners have fallen out of love. It’s just...
Dating & Relationships
February 18, 2026 by Merissa Prine
Most women use a vaginal lubricant at some point in their lives, with many turning to them in order to reduce discomfort and to enhance sexual pleasure and/or satisfaction. In...
Sex Tips
February 11, 2026 by Emily Mendelson
Cars are usually thought of as practical tools: they’re machines that get us from point A to point B. Culturally, however, they’ve also become erotic spaces. From steamy movie scenes...
Fantasies
Discover what the largest survey of sexual fantasies in America tells us about the erotic mind – and how to have a healthier, hotter sex life.
Take a deep dive into the psychology of sex and relationships. This is the sex ed you never got in school – and won’t get anywhere else.
