186: Exploring the Science of Sexual Desire and Fantasies with Dr. Justin Lehmiller

186: Exploring the Science of Sexual Desire and Fantasies with Dr. Justin Lehmiller

Author: Sexologist Melissa Hadley Barrett January 29, 2025 Duration: 40:53
In this episode of The Penis Project Podcast, we’re thrilled to welcome Dr. Justin Lehmiller, a renowned research fellow at the Kinsey Institute at Indiana University and one of the leading voices in the field of human sexuality. Dr. Lehmiller, author of Tell Me What You Want: The Science of Sexual Desire and How It Can Help You Improve Your Sex Life and The Psychology of Human Sexuality, shares groundbreaking insights into the fascinating world of sexual fantasies and desire.  Dr. Lehmiller discusses key findings from his research, including the results of the largest-ever survey of sexual fantasies in the United States, which reveals what Americans are fantasizing about and how these desires reflect societal shifts in attitudes toward sex and intimacy.  Topics Covered in This Episode:  Future Directions in Sexuality Research: Dr. Lehmiller highlights underexplored areas in the field and shares his vision for advancing the study of human sexuality.  Consensual Non-Monogamy: We dive into his research on CNM relationships and discuss the cultural and structural changes needed to support diverse relationship styles.  Cultural and Demographic Variations: Learn how factors like age, sexual orientation, and cultural norms shape the nature and prevalence of sexual fantasies.  Research Inspiration: Dr. Lehmiller shares what sparked his passion for studying human sexuality and how his role at the Kinsey Institute has influenced his work.  Sexual Fantasy Trends: Discover the societal and psychological insights behind the most common sexual fantasies, and how open communication about desires can strengthen relationships.  As the host of the Sex and Psychology blog and podcast, and a guest expert featured on platforms like Netflix’s Sex, Explained, Dr. Lehmiller brings a wealth of knowledge, humor, and empathy to this thought-provoking conversation.  Tune in to uncover the science behind sexual desire and learn how to navigate your fantasies with greater confidence and understanding.  Links and Resources Mentioned in the Episode: Dr. Justin Lehmiller’s Blog and Podcast: Sex and Psychology   Connect with Us:  Don’t forget to subscribe to The Penis Project Podcast and leave a review! Share this episode with someone who could benefit from fantasy, doesn’t everyone?  Websites:  https://melissahadleybarrett.com   Men’s health only  https://rshealth.com.au/  All genders  http://www.menshealthphysiotherapy.com.au/  http://prost.com.au/     Facebook:  https://m.facebook.com/p/Melissa-Hadley-Barrett-100085237672685/  https://www.facebook.com/profile.php?id=100085146627814    Instagram:  https://www.instagram.com/melissahadleybarrett/  https://www.instagram.com/restorativehealth.clinic/  TikTok: @melissahadleybarrett  YouTube: Melissa Hadley Barrett  Linkedin:  https://www.linkedin.com/in/melissa-hadley-barrett/   TEDX  https://www.youtube.com/watch?v=IjHj1YTmLoA   

For anyone who’s ever felt alone or confused about a sexual health issue, The Penis Project Podcast: Breaking Taboos in Men’s Sexual Health provides a rare and essential space for honest dialogue. Hosted by Australian Nurse Practitioner and Sexologist Melissa Hadley Barrett, this podcast emerged in 2020 from a collaboration with physiotherapist Jo Milios, born from a shared frustration with the silence and stigma surrounding men's bodies. The show has since grown into a substantial resource, with nearly 200 episodes and over 219,000 streams, reflecting its vital role. What you’ll hear here isn’t just theoretical; Melissa blends her clinical expertise with direct, anonymized conversations from her practice, often including the perspectives of patients and their partners. This approach transforms each episode into a nuanced exploration of real-life concerns-from erectile function and pelvic pain to intimacy and communication-topics that are routinely avoided yet universally impactful. The discussions are grounded in science but delivered with a relatable, compassionate tone that makes complex information accessible. Tuning into this podcast means joining a community where awkward questions are welcomed, evidence replaces myth, and personal stories illuminate the path to better health. It’s a practical guide for men and those who care about them, dismantling embarrassment one conversation at a time.
Author: Language: English Episodes: 100

The Penis Project Podcast: Breaking Taboos in Men’s Sexual Health
Podcast Episodes
137. Rise of the Phoenix - Meet Phoenix [not-audio_url] [/not-audio_url]

Duration: 25:31
Today, we speak with Phoenix, a 54-year-old man, who underwent surgery for prostate cancer in July 2022. Over a period of three years, Phoenix monitored his PSA levels, until one test showed an elevated result and him ex…
136. Doing What Dad Said - Meet Rod [not-audio_url] [/not-audio_url]

Duration: 48:52
"I hoped I gave you guys the gift of life. Cause unfortunately it’s not gonna work my way. So, it’s up to you guys to get checked regularly and stay in tune". This was Rod’s message from his dad which he religiously heed…
135.Losing Weight After Prostate Cancer Diagnosis; Star Trek Paul [not-audio_url] [/not-audio_url]

Duration: 36:41
If you’re looking to lose weight and have been finding it difficult, this might just be the podcast for you. In just two months, our guest for today lost 9 kgs. ;) Meet Paul. We also have our guest host, Kendall. Paul wa…
134. Joe’s Prostate CancerJourney [not-audio_url] [/not-audio_url]

Duration: 32:52
For today’s episode, we have Joe. Joe was diagnosed with Prostate Cancer before his daughter’s wedding. A difficult decision had to be made whether to have his surgery before or after the event. But due to possible Covid…
133. Melissa’s Talk on Sexual Dysfunction [not-audio_url] [/not-audio_url]

Duration: 55:56
For this episode, get to hear Melissa as she presents her talk on sexual dysfunction, patient perceptions, and more to health practitioners - another step taken to help bridge the gap for Men’s Health. This is the last o…
132. Melissa’s Radio Interview [not-audio_url] [/not-audio_url]

Duration: 21:15
For this episode, get to hear Melissa’s Plenty Valley FM radio interview - a station all the way from Melbourne. This just shows how The Penis Project is reaching men. So thank you to everyone who is spreading the word a…
131. Melissa in NZ [not-audio_url] [/not-audio_url]

Duration: 29:41
Last March, Melissa and Dr Jo were invited to speak at a conference in New Zealand. And… you’ll be able to listen to one of those talks, today! For this episode, you’ll get to know more about what Melissa and Dr Jo are d…
130. Lonely Nights, A Poem Reading Episode [not-audio_url] [/not-audio_url]

Duration: 5:40
It’s the Easter Week and we’d love for you to enjoy this poem as you take a break. ;) This poem is written by Steve Jones, entitled Lonely Nights. Enjoy! For anyone who would like to share their poems and want us to read…
129. The Universe of Deliciousness, With Author Julia Hollenbery [not-audio_url] [/not-audio_url]

Duration: 1:09:07
Get ready for a sultry, pleasurable episode with our guest Julia. For today’s episode, we speak with Julia. Julia is the author of the book entitled The Healing Power of Pleasure, Seven Medicines for Rediscovering the In…