hi® Certified Level 1 Instructors
(in alphabetical order)
Level 1 instructors teach the level 1 hi® courses:
- “Connecting with your partner – Couples Massage Level 1”
- “Getting to know yourself – Women’s class”.

John Kamp, MD
hi® Level 1 Instructor
John Kamp, MD, is retired radiologist who specialized in breast cancer diagnosis. After completing graduate studies in human sexuality at IASHS he provides health and sex information via social media. His main interest is in improving the recovery of intimacy and sexual wellness in women following breast cancer treatment.

Dr. Amy Marsh, EdD, DHS
hi® Level 1 Instructor
Amy Marsh is a certified clinical sexologist, an AASECT-certified sexuality counselor, a certified hypnotist and hypnosis instructor. She holds Doctor of Education in Human Sexuality (EdD) and Doctor of Human Sexuality (DHS) degrees from the Institute for Advanced Study of Human Sexuality.
Dr. Marsh is the founder of the Intimate Hypnosis Training Center, which delivers professional online and classroom education. She serves as an online instructor at Sex Coach U and Creative Sexuality Education Corporation. As a former professor of sexology at IASHS, Dr. Marsh designed and taught the 150-hour “Intimate Hypnosis” course. She currently teaches “Hot & Hypnotic” workshops on erotic hypnosis.
Dr. Marsh is a contributor to the Cultural Encyclopedia of the Penis (2014) and Rachel Pepper’s anthology, Transitions of the Heart (2012). She is published online in the Electronic Journal of Human Sexuality, the WriteSex blog, and on WordPress. National television appearances include Good Morning America, The Tyra Banks Show, and two episodes of National Geographic Taboo. Dr. Marsh has a private sexology and hypnotism practice in Hilo and Pahoa, Hawai’i. She is currently working on a how-to book about erotic hypnosis and studying to become a certified breastfeeding specialist.

Kelly Rees
hi® Level 1 Instructor

Diana Urman, PhD
hi® Level 1 Instructor
Whether you want to increase your confidence, explore fantasies, or discover a new level of intimacy with your partner, I can help. My specialties include treating issues with erectile dysfunction, sexual trauma, loss of desire, relationships in couples, women, and men.
I have a PhD in Human Sexuality from the Institute for Advanced Study of Human Sexuality, as well as a graduate degree (MSW) in Clinical Social Work. Additionally, I am a California State Licensed Clinical Social Worker (LCSW #26883) and Certified Clinical Sexologist.
More info about my background:
- Advanced training in a variety of approaches, including Attachment Theory, Imago Therapy, Integrative Model of Couples Therapy, Differentiation Model, and the Somatica Method
- Member of AASECT (American Association of Sexuality Educators, Counselors and Therapists)
- Certified Sex Educator, San Francisco Sex Information (SFSI)
- Somatica Professional Couples Training
- David Schnarch training:
- CrucibleⓇ Mind Mapping Therapy
- Treating Extra Relationship Affairs
- 5-day Clinical Practicum
- CrucibleⓇ Intimacy and Desire
- Tammy Nelson workshop: Creating Connected Couples
- The Couples Institute study group with Dr. Ellyn Bader and Dr. Peter Pearson

DUFFY MCMAHON, MA Specializing in Sex, Relationships, Personality, Stress, Anxiety and Anger
hi® Level 1 Instructor
DUFFY MCMAHON, MA Specializing in Sex, Relationships, Personality, Stress, Anxiety and Anger
Duffy McMahon graduated from Ottawa University, receiving honors in both her Bachelor’s and Master’s degrees in Psychology.
For 20 years Duffy has specialized in stress, anxiety, and sleep disorders incorporating a variety of modalities including Neurofeedback, hypnosis, Light and Sound, Cranial Electro-stimulation and Primary Colors Personality testing. Duffy not only provides support on a conscious level, she helps clients delve into their subconscious / unconscious minds, to confront and manage obstacles that prevent them from leading a healthier and more productive life. In 2012 Duffy added sex, sexuality and relationship issues to her specialties and will be receiving her Ph.D. in Sexology in 2017.
Duffy is a Primary Colors Personality Expert and is certified in Anger and Stress Management, EEG Neurofeedback, Hypnotherapy and studied with the Simonton Cancer Clinic. Duffy is a member of the American Counseling Association, The National Guild of Hypnotists, Inc. The American Association of Sexuality Educators, Counselors and Therapists.
She writes a regular blog on her website www.duffymcmahon.com and is a regular contributor to the Arizona Republic Opinion Page. A regular guest on both radio and television because of her expertise on the contemporary issues of the day, Duffy is sought out as a speaker by civic groups and organizations. Duffy facilitates workshops on love, compassion, intimacy, relationships and mindfulness at her office The Lighthouse, The Empowered Living Center, 7560 S. Willow Road, Tempe, AZ 85283.
Married to Pat for almost 35 years, they own The Idea Factory, a creative consulting firm serving both corporate and non-profit clients. Duffy has received numerous awards over the years including the Jaycee’s “Young Woman of the Year”, “The Humanitarian Award” from The Malta Center, and she and Pat, were named “The First Family in the Arts” from the Herberger Theater.
For further information, contact The Lighthouse at 480-755-0222.

Steven G. O'Dell
hi® Level 1 Instructor
Steven is an author, personal empowerment guide, humorist, teacher, inspirational speaker, blogger and occasional daka. While working with relationship counseling, his main focus is often female sexual empowerment and equality, a cause he believes in strongly, and dealing with emotional trauma and abuse. Steven commonly employs guided meditation practices, positive thinking and hypnosis techniques to facilitate growth and change.
Written projects currently in progress include children’s stories, inspirational short stories, humor works, romance and sci-fi novels, plus non-fictional works such as How To Be Happy and a collaboration with Rev. Jody Bailey on The Care and Feeding of the Sexual Female, a Guide for the Clueless Male.