Elevate Your Learning from Theory to Practice with an ISTI Supervisor

The Integrative Sex Therapy Institute offers both individual and group supervision with the top experts in integrative sex and relationship therapy. Learn how to apply an integrative approach to your clients from the experts who teach our theories, methods, and concepts.

An ISTI CSCT Supervisor offers supervision for the Certified Sex and Couples Therapist (CSCT) designation and the Certified AASECT Sex Therapist, Counselor, or Educator, depending on their specialty training.

The ISTI-certified CSCT supervisor is a post-graduate level licensed clinical mental health provider with a proficient level of expertise in both sexuality and relationship therapy who has trained with the Integrative Sex Therapy Institute and done advanced training as a post-graduate in specialized areas of supervision in their own field of study as well as sex therapy and integrative relationship therapy. The ISTI CSCT Supervisor is also well-versed in a range of contemporary integrative alternative treatment interventions.

The ISTI CSCT Supervisor is versed in countertransference and the self as therapist.

An ISTI supervisor offers you:

  • Group and individual supervision and to cover the core competencies necessary to achieve certification
  • Guidance in a variety of situations, lifestyles, identities, and sexualities a therapist may encounter in their clinical practice including
    • Sexual dysfunction
    • Sexual pleasure
    • Sexual variation
    • Sexuality and disability
    • Sexuality and chronic illness
    • Sexual development across the lifespan
    • Sexual abuse, assault, and coercion
    • Sexual orientation and LGBTQIA+ issues
    • Gender identity
    • Infidelity
    • Trauma
    • Open relationships and polyamory
    • Virtual reality and online treatment
    • Alternative forms of relationships
    • Kink and BDSM, polyamory, as well as
    • Stress management
    • Special training in diversity and intercultural issues

Students are required to complete 50 or 60 hours of supervision depending on their certification pathway. Half of these hours can be in group and half can be individual. Students can have more than one supervisor but should have one main supervisor to manage their certification process.

Who Are the ISTI Supervisors?

Meet the trained individuals dedicated to helping you apply the integrated program of theories, modalities, and alternative approaches with sex therapy and relationship therapy.

Tammy Nelson, Ph.D. is the Director of the Integrative Sex Therapy Institute and has been a licensed sex and relationship therapist in practice for over thirty years. She teaches at several Universities, is a TEDx speaker, and is the host of the podcast The Trouble with Sex. Tammy is a Board Certified Sexologist, an AASECT Certified Sex Therapist, a Licensed Professional Counselor, a Certified Imago Relationship therapist, and a Licensed Alcohol and Drug Abuse Counselor.


  • Integrative Sex and Couples Therapy
  • Infidelity
  • Imago
  • Open monogamy / polyamory / consensual non-monogamy
  • Kink, BDSM, Non-traditional relationship structures
  • Substance abuse

Register for individual supervision here, group supervision here.

Daniel Rosen, LCSW-R, CST, AASECT Certified Sex Therapist (CST) has been in practice for over 25 years working with a variety of populations. He completed training with the Optimal Sexual Experiences Research Team of the University of Ottawa in November 2019 and has been active in the Rochester Area Group Psychotherapy Society, the Center for Group Studies, and is a sex therapy supervisor in training. He has an independent private practice including group, individual, and couples counseling as well as providing treatment services for the Rochester Center for Sexual Wellness.


  • Out of Control Sexual Behavior
  • Gender Care
  • Ethical Non-Monogamy
  • Discrepant Desire
  • EMDR
  • IFS
  • Group Therapy
  • Psychodynamic Approaches
  • Men’s Sexual Health

Rates: Group: $100/hr (2hrs); Individual: $200/hr (1hr)


Insightful, Thought-Provoking!

I specifically sought Dan out after speaking with peers and other supervisors. He brings to supervision a breadth and depth of knowledge, as well as an insightful, caring, and thought-provoking approach that challenges my assumptions and broadens my experience every time we meet. I’m grateful for his willingness to share his knowledge
Karen Carrie
Kingscote Gardens

Gail Guttman, LCSW, has been a Certified Imago Therapist since 1994 and an AASECT Certified Sex Therapist since 1984. She has been twice recognized by Washingtonian magazine as a “Top Therapist” in sex and couples therapy. Gail is also an AASECT CE Provider, AASECT Certified Sex Therapy Supervisor and an Imago Clinical Consultant. She is passionate about helping therapists to integrate couples and sex therapy and welcomes different theoretical orientations in order to help each therapist find their own path.

Therapists who receive consultation with Gail experience a welcoming approach to all types of theories, as well as an opportunity to integrate different theoretical frameworks. Gail also provides supervision for those seeking AASECT certification as a therapists, supervisors, those wanting to continue their professional development, individuals wanting Imago consultation, clinical social workers in Maryland and the District of Columbia.


  • Integrative Sex and Couples Therapy
  • Imago
  • Internal Family Systems
  • EFT
  • John Gottman and Stan Tatkin

Consultation groups are held once a month on Mondays, Tuesdays, Wednesdays, and Thursdays.

Contact: For more information, please contact Gail Guttman at gail@gpatherapy.com.

Requirements and Application

Students are required to complete 50 or 60 hours of supervision depending on their certification requirements. Half of these hours can be in group supervision and half can be individual supervision. Students can have more than one supervisor but should have one main supervisor to manage their certification process. If you are seeking AASECT certification, please review the requirements on the AASECT website. The paperwork required for application for supervision is as follows: 

  • Contract
  • CV/Resume
  • License (if in U.S.)
  • Insurance

To begin supervision, reach out directly to the supervisor that is closest to your field of study.