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About Dr. Lehmiller

Meet The Sex Dr.

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.

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Fresh Content

From the Blog

Exposure to Sunlight May Boost Testosterone and Passion

October 27, 2021 by Justin Lehmiller

If you’re a long-time reader of the blog, you’ve probably seen articles I’ve posted about seasonal variations in sexual behavior. According to the research, one of the biggest peaks occurs during the summer months. For example, people report having more partners during the warmest months and, at the same time, rates of sexually transmitted infections...

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Exposure to Sunlight May Boost Testosterone and Passion
How Many People Subscribe to the “Three-Date Rule?”
How Many People Subscribe to the “Three-Date Rule?”

October 25, 2021 by Justin Lehmiller

How many in-person dates would you want to have with a new partner before having sex with that person? We often hear about the so-called “three-date rule,” or the idea...

Dating & Relationships
Sex and Travel: Why Trips Often Turn Us On
Sex and Travel: Why Trips Often Turn Us On

October 20, 2021 by Justin Lehmiller

A friend of mine told me about a recent discussion he had with friends where everyone talked about having had a similar experience: whenever they were away on a trip,...

Fantasies, Psychology
How Does ADHD Affect Orgasm?
How Does ADHD Affect Orgasm?

October 18, 2021 by Justin Lehmiller

A reader recently asked the following question: “I often have a hard time orgasming. I have heard that having trouble orgasming can be related to having ADHD. To be clear, the orgasmic...

Sex Q&A
Study: Orgasms are a Natural Nasal Decongestant
Study: Orgasms are a Natural Nasal Decongestant

October 13, 2021 by Justin Lehmiller

While writing an article on the health effects of sex and masturbation a while back, I came across a paper titled “Ejaculation as a Potential Treatment of Nasal Congestion in...

Myth vs Fact
The All-New Sex and Psychology Website is Here!
The All-New Sex and Psychology Website is Here!

October 11, 2021 by Justin Lehmiller

I launched Sex and Psychology nearly ten years ago. The site—and its purpose—have grown considerably since then. Initially, this was a fun side project I did while I was a...

Potpourri
Why is Modern Marriage So Hard?
Why is Modern Marriage So Hard?

October 6, 2021 by Justin Lehmiller

Is marriage harder now than it was in the past? Are we expecting too much from our spouses today? I recently interviewed Dr. Eli Finkel for the Sex and Psychology...

Dating & Relationships, Psychology
Tell Me What You Want

Tell Me What You Want

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.

Sex and Psychology Podcast

Sex and Psychology Podcast

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.

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