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We are innovators in the field of psychedelic therapy.

The Team

We share a commitment to the integration of innovative and traditional methods of psychotherapy. We are dedicated to the ethical and compassionate clinical use of ketamine-assisted psychotherapy.

THE FOUNDERS

Harvey Schwartz, PhD

CO-FOUNDER AND PSYCHEDELIC PSYCHOTHERAPIST

Harvey Schwartz, PhD

CO-FOUNDER AND PSYCHEDELIC PSYCHOTHERAPIST

Harvey is a licensed psychologist who specializes in treating complex PTSD, dissociative disorders, as well as patients with spiritual and therapy-related trauma. He has undergone advanced Ketamine-Assisted Therapy training through the Ketamine Training Center and the MAPS MDMA-Assisted Therapy Training Program and is currently a Sub-Investigator and Co-therapist, a supervisor and a trainer on the MAPS MDMA-Assisted Therapy Clinical Trials. In his clinical work and consultation, he synthesizes relational psychodynamic, archetypal, existential, and mindfulness perspectives. He has worked on advancing the theory and practice of integration in psychedelic therapies. Harvey is the training director and a lead trainer in the Polaris Insight Training Program. 

Harvey Schwartz, PhD

Veronika Gold, LMFT

CO-FOUNDER AND PSYCHEDELIC PSYCHOTHERAPIST

Veronika Gold, LMFT

CO-FOUNDER AND PSYCHEDELIC PSYCHOTHERAPIST

Veronika is a marriage and family therapist who specializes in the treatment of trauma. She is a Certified Somatic Experiencing Practitioner, Certified EMDR therapist, Consultant, and Facilitator, and Realization Process Teacher. She has undergone multiple trainings in psychedelic-assisted psychotherapy, including advanced training through the Ketamine Training Center and Kriya Institute, and MDMA-Assisted Therapy Training through MAPS, and is currently a Sub-Investigator and Co-therapist, a supervisor and a trainer on the MAPS MDMA-Assisted Therapy Clinical Trials for the treatment-resistant PTSD. She regularly presents at conferences and teaches on trauma and psychedelic-assisted therapies.  Veronika is a lead trainer in the Polaris Insight Training Program. 

Veronika Gold, LMFT

Eric Sienknecht, PsyD

CO-FOUNDER AND PSYCHEDELIC PSYCHOTHERAPIST

Eric Sienknecht, PsyD

CO-FOUNDER AND PSYCHEDELIC PSYCHOTHERAPIST

Eric is a licensed psychologist who specializes in treating chronic pain, mood disorders, and trauma. He has undergone training in KAP through the Ketamine Training Center and in MDMA-Assisted Therapy through the MAPS MDMA Therapy Training Program and is currently a Sub-Investigator and Co-therapist, and a trainer on the MAPS MDMA-Assisted Therapy Clinical Trials for treatment-resistant PTSD. He presents at conferences regularly on topics such as set and setting, ethics, integration, working with expansive states of consciousness, and music in psychedelic therapy.  Eric is a lead trainer in the Polaris Insight Training Program. 

Eric Sienknecht, PsyD

THE TEAM

Chris Stauffer, MD

PSYCHIATRIST 

Chris Stauffer, MD

PSYCHIATRIST 

Chris is a psychiatrist and addiction medicine physician and uses a holistic and collaborative approach informed by attachment theory. Chris has served as a therapist for clinical trials using oxytocin, MDMA, and psilocybin in combination with individual and group psychotherapy. He has undergone MDMA-Assisted Therapy Training through MAPS and is currently a Study Physician and Co-therapist, a supervisor, and a trainer on the MAPS MDMA-Assisted Therapy Clinical Trials for treatment-resistant PTSD. He is helping to develop the OHSU/Portland VA psychedelic research program.  Chris is a trainer in the Polaris Insight Training Program. 

Chris Stauffer, MD

Andrea Rosati, MD, PhD

PSYCHIATRIST AND PSYCHEDELIC PSYCHOTHERAPIST

Andrea Rosati, MD, PhD

PSYCHIATRIST AND PSYCHEDELIC PSYCHOTHERAPIST

Andrea is a psychiatrist with expertise in trauma, mood disorders, anxiety, and emergency psychiatry. Her approach is informed by psychodynamic, mindfulness, and developmental perspectives. She is an Assistant Clinical Professor of Psychiatry at UCSF. She has undergone MDMA-Assisted Therapy Training through MAPS and is currently a Study Physician and Co-therapist, and a trainer on the MAPS MDMA-Assisted Therapy Clinical Trials for treatment-resistant PTSD.  Andrea is a trainer in the Polaris Insight Training Program. 

Andrea Rosati, MD, PhD

Robert Voloshin, DO

PSYCHIATRIST AND PSYCHEDELIC PSYCHOTHERAPIST

Robert Voloshin, DO

PSYCHIATRIST AND PSYCHEDELIC PSYCHOTHERAPIST

Robert is a board-certified psychiatrist who has research experience with Psilocybin-Assisted Psychotherapy for the treatment of Alcohol Use Disorder. He has extensive training in Integrative Psychiatry as well as Somatic and Relational approaches to therapy such as Somatic Experiencing and Hakomi. He uses a systemic, relational, and psychodynamic approach to Ketamine Psychotherapy. He aims to help clients out of self-reinforcing cycles of depression and anxiety and establish life-affirming patterns that can support inspired living.  Robert is a trainer in the Polaris Insight Training Program. 

Robert Voloshin, DO

Marina Bystritsky, PhD

PSYCHEDELIC PSYCHOTHERAPIST

Marina Bystritsky, PhD

PSYCHEDELIC PSYCHOTHERAPIST

Marina specializes in the treatment of anxiety, OCD, and depression. She also enjoys working with clients grappling with existential issues such as the meaning and purpose of life. She works from the framework of mindfulness-based therapies such as Acceptance and Commitment Therapy and Mindful Self-Compassion. She completed the program in Psychedelic-Assisted Therapy and Research at the California Institute of Integral Studies in 2020. She seeks to provide evidence-based, ethical, and compassionate care to her clients and her therapeutic approach is collaborative, active, and present-focused.  is a trainer in the Polaris Insight Training Program. 

Marina Bystritsky, PhD

Wendy Heffner, LMFT

PSYCHEDELIC PSYCHOTHERAPIST

Wendy Heffner, LMFT

PSYCHEDELIC PSYCHOTHERAPIST

Wendy is committed to working with clients as they navigate relational concerns, life transitions,  past trauma, and anxiety and seek to create more meaningful engagements with their lives.  She integrates a contemporary relational psychodynamic perspective with somatic and movement-oriented approaches. Her practice is depth-oriented psychotherapy with adults and couples, addressing relationship issues and life transitions. She incorporates mind and body approaches into relationally oriented psychotherapy and believes that this combination facilitates deep, lasting shifts.  She trained in KAP with Kriya Institute.

Wendy Heffner, LMFT

Ryan Hoffman, LMFT

PSYCHEDELIC PSYCHOTHERAPIST

Ryan Hoffman, LMFT

PSYCHEDELIC PSYCHOTHERAPIST

Ryan completed his internship at SF Marriage and Couples Center, received training in EMDR, and volunteered with the MAPS Zendo Project. Additionally, he is the Founder and Therapist at Bay Area Holistic Psychotherapy. His specialization areas include couples therapy, holistic psychotherapy, ketamine-assisted psychotherapy, psychedelic integration, and harm-reduction, and spiritual experiences. In his spare time, he enjoys yoga, dancing, backcountry backpacking/camping, psychedelic medicine, festivals, art, music, cooking, painting, sewing, woodworking, and the human experience in all its many manifestations.  Ryan is a trainer in the Polaris Insight Training Program. 

Ryan Hoffman, LMFT

Frank Ehrenfried, LMFT

PSYCHEDELIC PSYCHOTHERAPIST

Frank Ehrenfried, LMFT

PSYCHEDELIC PSYCHOTHERAPIST

Frank focuses on combining neuroscience-informed trauma modalities with psychedelics. His intention with this cross-over is to help amplify and ground the powerful healing capabilities of expansive states of consciousness. With the potential to facilitate the profound transpersonal and mystical experience. Integrating mindfulness, the body and depth psychology, EMDR therapy, he weaves together a creative and practical roadmap towards healing.  He has undergone KAP training through Ketamine Training Center and MDMA-Assisted Therapy Training through MAPS.  Frank is a trainer in the Polaris Insight Training Program. 

Frank Ehrenfried, LMFT

Devon Cortright, PsyD

POST DOCTORAL FELLOW AND PSYCHEDELIC PSYCHOTHERAPIST

Devon Cortright, PsyD

POST DOCTORAL FELLOW AND PSYCHEDELIC PSYCHOTHERAPIST

Devon is trained in client-centered therapy, Hakomi somatic therapy, and mindfulness meditation. He practices emotionally focused therapy (EFT) for couples and families. He supports adolescents, including in their transition into adulthood. He is an experienced group facilitator. Devon is a Registered Psychological Assistant under the supervision of Harvey Schwartz, PSY 8902.  Devon leads integration groups in the Polaris Insight Training Program. 

Devon Cortright, PsyD

Renee Razzano, ACSW

PSYCHEDELIC PSYCHOTHERAPIST

Renee Razzano, ACSW

PSYCHEDELIC PSYCHOTHERAPIST

Renee specializes in trauma and recovery and embraces psychedelic-assisted therapies like KAP to facilitate growth and connectedness. She works with couples and individuals to enhance their ability to feel more of their aliveness, to increase resilience, and to be in an ongoing process of integration and expansion. Her approach draws from yoga philosophy, movement science, neuroscience, social work, social justice, and indigenous food and plant healing traditions and weaves together somatic analytical and mystical facets of psychotherapy.  Renee leads integration groups in the Polaris Insight Training Program. 

Renee Razzano, ACSW

Sonia Doulton, MA

INTAKE COORDINATOR

Sonia Doulton, MA

INTAKE COORDINATOR

Sonia Doulton earned her Diploma and Advanced Diploma in Integrative Counselling and Psychotherapy from The Minster Centre, London, and her Masters in Integrative Psychotherapy from Middlesex University. In 2018 Sonia moved to San Francisco and completed the program in Psychedelic-Assisted Therapy and Research at the California Institute of Integral Studies in 2020. She is also a co-founder of the KAP clinic Ceremony Health in Berkeley and co-facilitator of San Francisco Psychedelic Society integration circles.  Sonia leads integration groups in the Polaris Insight Training Program. 

Sonia Doulton, MA

Jonathan Van Nuys, RN, MS, NP

REGISTERED NURSE

Jonathan Van Nuys, RN, MS, NP

REGISTERED NURSE

Jonathan Van Nuys earned his Masters in Science from UCSF in 2013 and has more recently completed the CIIS Certificate Program for Psychedelic Assisted Therapies and Research. He is an HIV Specialist and has been administering therapeutic ketamine since 2019.  Jonathan leads integration groups in the Polaris Insight Training Program. 

Jonathan Van Nuys, RN, MS, NP

Leanne Lopez, BSN, RN

REGISTERED NURSE

Leanne Lopez, BSN, RN

REGISTERED NURSE

Leanne Lopez, BSN, RN, earned her nursing degree from James Madison University in 2009. She specializes in Cardiac/Medical Intensive Care. She is Reiki Certified. She has a special interest in Palliative and End of Life Care. She has been active in the Zendo Project and has been a medical volunteer at Burning Man. She enjoys hiking and camping, exploring National Parks, traveling, attending sound healing meditations and music and arts festivals, and photography.  Leanne is a trainer in the Polaris Insight Training Program. 

Leanne Lopez, BSN, RN

Nick Baker, RN

REGISTERED NURSE

Nick Baker, RN

REGISTERED NURSE

Nick Baker, RN, earned his nursing degree from UCSF, has worked as an ER Nurse since 2010, and has been administering therapeutic ketamine since 2018. He also serves as the camp nurse at a technology-free summer camp for adults. Nick is a trained life coach and is currently a student in the CIIS Certificate Program for Psychedelic Assisted Therapies and Research. Nick leads integration groups in the Polaris Insight Training Program. His interests include deep solitude in nature, hosting music events in the family barn, and road trips in his adventure van, “Penny.”  

Nick Baker, RN

Misha Mckinney, RN, BSN, CPN

REGISTERED NURSE

Misha Mckinney, RN, BSN, CPN

REGISTERED NURSE

Misha McKinney, RN, BSN, CPN, Rev, earned her nursing degree in 2009 and pursued a specialty in pediatric nursing. Additionally, she underwent a 2-½ year ayahuasca apprenticeship learning to facilitate healing ceremonies. She has undergone a 2-year Ministry training and became an Ordained Minister in 2019. She has undergone KAP training through the Ketamine Training Center. She is currently completing a 200-hr yoga teacher training program. Her interests include Western herbalism, sound healing, spending time in nature, reading, and poetry.  Misha co-leads KAP groups at Polaris Insight Center, and leads integration groups in Polaris Insight Training Program. 

Misha Mckinney, RN, BSN, CPN

Sylver Quevedo, MD

CO-FOUNDER/RETIRED

Sylver Quevedo, MD

CO-FOUNDER/RETIRED

Sylver has been in continuous practice of medicine for 40 years and practices nephrology, family, internal, and integrative medicine. He serves as Assistant Professor  at Stanford and UCSF.  He has played pivotal roles in several global health projects, including planning and development of medical and nursing school in Africa.

Sylver Quevedo, MD

Gregory Wells, PhD

CO-FOUNDER /RETIRED

Gregory Wells, PhD

CO-FOUNDER /RETIRED

Gregory has worked with clients with a range of concerns, including mood disorders, psycho-spiritual growth issues, and integration of psychedelic experiences. He specializes in providing ketamine assisted psychotherapy to treat depression, anxiety, grief, and trauma. His approach is guided by Buddhist and Contemplative Psychology and employs a range mindfulness practices.

Gregory Wells, PhD

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