Our Treatment Team

Specialized, experienced professionals

Our Staff

Our team of treatment professionals are trained and supervised by Dr. Patrick Carnes, ensuring that patients receive the most advanced treatment in sex addiction. Our team of physicians, psychiatrists, and addiction specialists are all master’s or doctoral level and CSAT-trained with extensive experience in sexual addiction and sexual trauma.

Dr. Patrick Carnes, PhD

Program Architect, and Meadows Senior Fellow

The leading voice in the field of sex addiction, Patrick Carnes, PhD, has 30+ years’ experience in the addiction field. A prolific author on the topic, he is always in high demand as a speaker, presenter, and interview subject. His assessment tools related to sex addiction and trauma offer therapists a proven means to begin the treatment process with clients.

Dr. Carnes is the primary architect of the Gentle Path treatment program, and he pioneered the founding of the International Institute for Trauma and Addiction Professionals (IITAP). From 1996 until 2004, Dr. Carnes was Clinical Director for Sexual Disorder Services at our sister facility, The Meadows.

His achievements include the Lifetime Achievement Award from the Society for the Advancement of Sexual Health (SASH), where they present an annual “Carnes Award” to researchers and clinicians who have made exceptional contributions to the field of sexual health. Dr. Carnes is the author of Out of the Shadows: Understanding Sexual Addiction, Contrary to Love: Helping the Sexual Addict, The Betrayal Bond: Breaking Free of Exploitive Relationships, Open Hearts, Facing the Shadow, In the Shadows of the Net, The Clinical Management of Sex Addiction, Recovery Zone, and A Gentle Path Through the Twelve Principles. Dr. Carnes’ article “18.4 Sexual Addiction” appears in Kaplan & Sadock’s Comprehensive Textbook of Psychiatry.

Erica Sarr, PsyD, MEd, BCB, CSAT-S, CPTT

Executive Director

Dr. Erica Sarr serves as the executive director of both Gentle Path and Willow House at The Meadows, residential programs specializing in relationship disorders, sex addiction, substance abuse disorders, and co-occurring behavioral health disorders. Previously holding the title of clinical director at Gentle Path, Dr. Sarr has been treating clients with sexuality-related issues across a variety of settings since the beginning of her therapeutic career. A licensed clinical psychologist, she is also a sought-after speaker nationwide on process addictions and mental health issues.

The focus of much of Dr. Sarr’s career has been working with people who have committed professional or criminal sexual boundary violations as well as assisting the regulatory organizations that manage these clients. She has also worked in several intensive settings treating compulsive sexual behavior.

Dr. Sarr is passionate about helping all clients define and embrace healthy, values-congruent sexuality across the lifespan. She also specializes in the intersection of sexuality, mental health, and technology, particularly in the area of video games.

Steve Dulla, MD

Chief of Psychiatry

Dr. Steve Dulla serves as the chief of psychiatry for Gentle Path at The Meadows. Dr. Dulla was previously employed by The Meadows and returned to The Meadows team after working in private practice and positions at both The Meadows Ranch and Rosewood Ranch. After practicing psychiatry for more 20 years, Dr. Dulla has experience in all areas of addiction treatment.

Jon G. Caldwell, PhD

Chief Medical Officer

Jon Caldwell, PhD, is a board-certified psychiatrist and clinical research investigator who specializes in the treatment of adults who are healing from relational trauma and addictive behaviors. He is currently the Chief Medical Officer of Meadows Behavioral Health and Gentle Path at The Meadows. Dr. Caldwell’s theoretical perspectives are heavily influenced by his PhD training at the University of California at Davis, where he began researching how early childhood maltreatment and insecure attachment relationships affect cognitive, emotional, and social functioning. His clinical approach has become increasingly flavored by the timeless teachings of the contemplative traditions and by the daily practice of mindfulness. Dr. Caldwell has published a number of articles on child maltreatment, attachment theory, emotion regulation, and mindfulness. He is also a noted international speaker and trainer on these and other topics.

Isabel Nino de Guzman, PhD, CSAT-S


Isabel Nino de Guzman, PhD, works as a licensed psychologist for the male Gentle Path program and the women’s Willow House program at The Meadows, participating in direct patient care and supervising CSAT professionals from The Meadows organization. Trained under Dr. Patrick Carnes’ direct supervision, she has worked with him conducting research in the field of sex addiction since 2006. Dr. Nino de Guzman previously held positions at two of the most reputable programs for addiction treatment in the United States. She brings a wealth of clinical experience from her career in Peru as a professor and researcher and is author and co-author of several publications.

At Gentle Path, Dr. Nino de Guzman conducts specialized psychosexual assessments for patients with sexually addictive behaviors, intimacy disorders, and complex trauma. She has brought into the programs her vast experience on dual disorders and utilizes evidence-based practices to treat patients, knowing the unique patterns of interaction between sexual addiction, mental health disorders, and maladaptive personality patterns.

Rob Wallace, MSN, RN, ASAT

Director of Nursing

Rob Wallace is the director of nursing at both Gentle Path and Willow House at The Meadows. He also serves as Meadows Behavioral Healthcare’s nursing coordinator, interfacing with nursing staff throughout the MBH system. Wallace earned his master’s degree in nursing with a focus on nurse executive and completed associate sex Addiction therapist (ASAT) certification in 2016. Wallace has worked in addiction recovery since 2003, and he remains active volunteering with the Wickenburg Lions Club, Wickenburg Chamber of Commerce (he was awarded the Tip of the Stethoscope Award for 2017 and named Volunteer of the Year in 2010), Wickenburg Unified School District, HOSA, and as an advocate for nursing issues at the Arizona Senate and House of Representatives, engaging around behavioral health and substance use disorder issues.

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