Through Ms. Koumidou-Vlesmas extensive experience interweaving cutting-edge theories with age-old teachings from a multitude of esoteric traditions, the following theories and modalities serve as the foundation for our courses: the theory of the Psychology of Selves and the Voice Dialogue Method, Ecopsychology, Quantum Physics theory, and the use of Dream Work and Energetics.

Most courses are led by Yolanda Koumidou-Vlesmas with occasional expert guest presenters.

“We are delighted to endorse The Koumidou Center and its programs as a welcome addition to the greater New York area. Yolanda Koumidou, its founder, not only brings together other teachers to present programs, but is, herself, an excellent teacher and facilitator of Voice Dialogue and the Psychology of Selves”.
-Hal Stone, Ph.D. & Sidra Stone, Ph. D.




The Koumidou Center, LLC is recognized by the New York State Education Department’s State Board for Psychology as an approved provider for continuing education for licensed psychologists #PSY-0013, the State Board for Social Work as an approved provider of continuing education for licensed social workers #SW-0031 and the State Board for Mental Health Practitioners as an approved provider of continuing education for licensed marriage and family therapists #MFT-0005, licensed mental health counselors #MHC-0006, and licensed creative arts therapists #CAT-0048.

The Koumidou Center, LLC is also recognized by the Office of Addiction Services and Supports, OASAS, as an approved provider of continuing education, #0514.




Yolanda Koumidou-Vlesmas, LCSW, BCD, CHt


Yolanda Koumidou-Vlesmas, psychotherapist, author and founder of The Koumidou Center, LLC, a center offering NYS board approved training, has been accompanying people in their voyages of self-exploration for more than 30 years both nationally and internationally.

Ms. Koumidou-Vlesmas is the creator of the Inner Eater Selves System, a psycho-spiritual approach to weight maintenance. For more than fifteen years she organized and led international group retreats for inner life exploration in Europe, North and South America, Africa, Asia, the Middle East, and Australia. She has been a consultant to mental health professionals, the director of various substance abuse treatment facilities and adjunct professor in several CUNY colleges.

In addition, Ms. Koumidou-Vlesmas, has been managing a thriving private practice as a psychotherapist with offices on Long Island, and runs private one-, two-, or three-day retreats at her upstate NY retreat center. In January 2022, she began the “Awareness Sucks, You’re Aware… Now what?” podcast.

Ms. Koumidou-Vlesmas trained in family and couples therapy at the Ackerman Family Institute in New York. She has studied Voice Dialogue, Relationship, and the Psychology of the Aware Ego and the Selves in California directly with its creators, the internationally renowned psychologists, Drs. Hal and Sidra Stone for many years. She is certified in Clinical Hypno-Behavioral Therapy and in Critical Incident Stress Management.