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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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From the Blog

The Psychological Importance of Pride Flags

June 24, 2026 by Emily Mendelson

To celebrate Pride month this year, we’ve covered recent research related to the LGBTQ+ community, recommended books by, about, and for trans people, and discussed what intimacy might look like beyond amatonormativity. In this post, we’re rounding things out with a discussion of the symbolism of Pride flags, including their importance to psychological wellbeing.  The...

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The Psychological Importance of Pride Flags
What is Amatonormativity and Why Does it Matter?
What is Amatonormativity and Why Does it Matter?

June 18, 2026 by Merissa Prine

Pride Month often emphasizes celebration, allyship, and the message that “love is love.” But what counts as love? Which relationships are valued and respected? Do relationships have to be romantic...

LGBTQIA+
Trans Books To Read This Pride
Trans Books To Read This Pride

June 10, 2026 by Emily Mendelson

Happy Pride Month!  Under the LGBTQ+ umbrella, the “T” stands for transgender. Although the term “transgender” is often used to refer to people who transition from one gender to another,...

Books & Films, LGBTQIA+
Pride Month Research Roundup
Pride Month Research Roundup

June 3, 2026 by Merissa Prine

To celebrate Pride Month, this week’s blog highlights current statistics surrounding LGBTQIA+ identification and recent research exploring queer joy, belonging, and inclusivity. [1] The prevalence of LGBTQ+ identification has risen...

LGBTQIA+
The Secret Remedy to a Dead Bedroom
The Secret Remedy to a Dead Bedroom

May 27, 2026 by Emily Mendelson

One of the biggest challenges long-term couples face is maintaining a sense of erotic connection while managing the realities of everyday life. The longer partners live together, the easier it...

Dating & Relationships
Why Polycystic Ovary Syndrome Has a New Name
Why Polycystic Ovary Syndrome Has a New Name

May 20, 2026 by Merissa Prine

For years, millions of women have lived with a condition whose name never fully captured their lived experiences. The term “polycystic ovary syndrome” (PCOS) has long been criticized for being...

Uncategorized
Exploring Mutual Masturbation
Exploring Mutual Masturbation

May 13, 2026 by Emily Mendelson

May is International Masturbation Month, so let’s talk about the science of self-pleasure. You can read our blog from 2022 to learn about the history of Masturbation May, and you...

Dating & Relationships
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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