Emily E. Prior, MA
Executive Director, Co-Founder Journal of Positive Sexuality
Emily E. Prior (she/her) is the Executive Director for the Center for Positive Sexuality. Since 1996 she has been teaching formal and informal classes about a variety of sexuality-related topics including Gender, Deviance, Relationships and Family, and Feminism. She is an adjunct professor at several colleges and universities, has over a dozen publications, and presents at conferences around the U.S. She is frequently interviewed about her research, the Center, and positive sexuality in general. She won the Vern Bullough Award for research.
D J Williams, PhD
Interim Board Secretary/Co-Founder Journal of Positive Sexuality
D J Williams is a board member, Journal of Positive Sexuality co-founder, and a social and behavioral scientist at Idaho State University. He completed doctoral and postdoctoral studies at the University of Alberta (Canada), and his scholarship intersects leisure science, forensic behavioral science, criminology, and sexology. D J is a leading international expert on deviance as leisure experience, and he has been a consultant and/or expert witness on several high-profile forensic cases involving sexuality and actual or potential violence. His research has been published in numerous academic books and journals, including Journal of Sexual Medicine, Homicide Studies, Deviant Behavior, Journal of Forensic Sciences, Leisure Sciences, and Critical Criminology.
Adrian Colesberry is the author of How to Make Love to Adrian Colesberry, by Adrian Colesberry. He spent five years teaching sex ed for Planned Parenthood. He has a degree in biomedical engineering, an MBA, and has spent his career managing manufacturing operations in the pharmaceutical industry. He never, with his apologies, has manufactured anything that could make your penis or vagina wetter, harder, bigger, tighter or or in any way more splendiferous.
Amanda Freise, PhD
Board Member/Research Director
Dr. Amanda Freise (she/her) is the Research Director for the Center for Positive Sexuality, an award-winning educator, and a writer. She is the Associate Director of Undergraduate Research in the department of Microbiology, Immunology, and Human Genetics at the University of California, Los Angeles, where she teaches several undergraduate research laboratory classes. Amanda combines her expertise in biology and sexuality to explore the science of sex, and is passionate about using research to help people understand their sexuality and become empowered and fulfilled through this knowledge. She is the recipient of UCLA’s Distinguished Teaching in the Life Sciences award, and her research has been published in numerous peer-reviewed journals.
Board Member/Education Director
Kassandra McFarland is the Center for Positive Sexuality’s Education Director. She designs sex-positive education courses, manages some non-profit logistics and coordinates speakers and panelists for The Center. With her quiet influence, she loves sharing and helping others relieve their stage fright and find new expression in education after her own introverted breakout in college instruction. Her university background is in biological anthropology, evolution and pedagogy, while her current interests include cross-cultural understanding, economic systems, ecology and minimalism. She is an anthropologist, travelling sporadically, reading voraciously and painting mediocrely.
Andrew Pari, LCSW, Diplomate
Board Member/Certification Program Director
Andrew Pari proudly joined the CPS Board in 2018. The Founder and Director of Sexual Assault Awareness, LLC, he is a psychotherapist and national speaker with over 20 years’ experience treating sexual trauma, including specialized populations in the sex trade and victims of trafficking. He is the nation’s leading authority on the victim experience of arousal in sexualized violence and related “taboo” topics.
Andrew hosted the largest ever public discussions on topics related to rape, created the Los Angeles radio show, Chasing the Why, and is a moderator on forums for recovery. He is a sought-after conference speaker and trainer with law enforcement and the military. He is one of the NASW’s “1000 Experts,” responding to media inquiries/interviews on trauma, sexualized violence, and disaster response, and served on the 2017 NASW National Policy Task Force for Sex Work and Commercialized Sex Trade. In 2018, Andrew spearheaded the campaign to have the Antelope Valley declared the largest “Start By Believing” region in California, a national program dedicated to believing sexual assault survivors.
While he enjoys training and speaking on sexualized violence, challenging taboos, and using positive sexuality in recovery, please don’t call him “The Rape Guy.”
Cielle "Skye" Williams, CA RVT
Board Member/Internship Director/Educator
Cielle “Skye” Williams is the Internship Director for the Center as well as a board member and educator. Skye has spent over 10 years working with the Center, most notably creating and heading the Internship Program. She aids in fundraising and sponsorships for Sex Pos Con. She is an advocate for the polyamorous, kinky, and LGBTQ+ communities. She is also an advocate for normalizing tattoos and piercings in the workplace. Her area of study is in the animal care and medicine field. Though her job title is Veterinary Technician, she advocates for the change to the European term of Veterinary Nurse as it really gives a truer view of the profession. She has a Bachelor’s of Science in Captive Wildlife Care & Educations and is a CA Registered Veterinary Technician.
Julia Schiffman, MSW
Board Member/Outreach Coordinator
Julia Schiffman is the outreach coordinator for the center. She graduated from the University of Southern California with her master’s degree in social work. She has 7+ years working with the LGBTQ+ community and specializes in gender therapy. She is dedicated to providing resources and therapy for non-normative couples and sexual lifestyles. Julia has been a sex educator for 3+ years and looks to continue her life’s work through the center’s mission.
Victoria Reuveni, DHS, CSB, ACSI
Board Member/Social Media Coordinator
Dr. Victoria Reuveni is a Los Angeles-based sexological bodyworker, sex educator, and Orgasmic Yoga facilitator working with individuals, couples, and groups to facilitate erotic embodiment through and self-acceptance through mindfulness, breath work, and touch. She sporadically blogs about sex, kink, gender, and body image and reviews sex toys. Victoria has been an educator with CPS since 2013, speaking on panels about kink/BDSM, nonmonogamy, and sex work, and a board member since 2016.
Board Member/Research Coordinator/Certification Program Coordinator/Educator
Daniel Copulsky is a graduate student in Social Psychology at the University of California, Santa Cruz. His research focuses on marginalized sexualities and relationships, particularly LGBTQ+ and non-monogamous identities. He speaks regularly at colleges and conferences, including presentations at the Alternative Sexualities Conference, Positive Sexuality Conference, and Alt Sex NYC.