Our Staff

Mariah Fenton Gladis, MSS, QCSW

Mariah Fenton Gladis, MSS, QCSW, is the Founder and Clinical Director of the Pennsylvania Gestalt Center for Psychotherapy and Training. An internationally renowned workshop leader and trainer, Mariah has over 35 years experience as a psychotherapist and Gestalt Trainer, having trained hundreds of professionals and conducted workshops throughout the United States, Europe, the West Indies and South America. In 2005, Mariah was named was Social Worker Of The Year in the state of Pennsylvania, and in 2006 was given a Stevie Award

Mariah is on the faculty of Esalen Institute in Big Sur, California, the Adjunct Faculty of the Gestalt Therapy Institute of Philadelphia, the Board of Advisors of Camp Dreamcatcher – a camp for children affected/infected with HIV/AIDS, a consultant for the Academy of Community Music, a non-profit organization dedicated to engaging children and parents in shared musical activity, Faculty and Trainer for Center for a Healthy World, a volunteer-driven psychotherapy cooperative.

Mariah is the mother of two young men, Luke and Cole, whom she adores. She is also a long-term survivor of Lou Gehrig’s Disease having been diagnosed in 1981 and given a 10% chance to survive two years. Besides working out at the gym, she snorkels and is hoping to take a group of newly diagnosed ALS patients on a trip down the Colorado River. She is married to Ron Gladis, a recovering electrical engineer who owns a Video and Film Production Company.

Mark Putnam, M.D.

Mark Putnam, MD, is Medical Director, Department of Psychiatry, at St. Joseph's Hospital in Reading, PA, and a board-certified psychiatrist in private practice seeing children, adolescents, and adults. In addition to leading workshops and training at the Pennsylvania Gestalt Center, Mark also teaches psychiatry and supervises residents in the Family Practice Program at St. Joseph's Medical Center and teaches medical students from the University of New England College of Osteopathic Medicine.

Mark enjoys his family first and foremost. Mark is married and has two children, one adopted from China. His wife, Linda Reichert, is Founder of the Network for New Music.  Prior to medical school he owned a small business in restoration and construction and enjoy creating with his hands.  He is a former ski instructor currently learning snowboarding to be able to keep up with his retired older brother who is an excellent snowboarder.

Dori Middleman M.D.

Dori Middleman MD, co-leads workshops and training at the Center and is a board-certified psychiatrist and a Gestalt psychotherapist in private practice treating children, adolescents, adults, and families. Dori graduated from Temple University School of Medicine, completed her adult psychiatry residency at Hahnemann University Hospital and child psychiatry fellowship at the Philadelphia Child Guidance Center. She then became a faculty member in the Department of Psychiatry at the University of Pennsylvania School of Medicine and has presented at a number of institutions, including the Family Institute of Philadelphia and the Bryn Mawr and University of Pennsylvania Schools of Social Work.

Dori is in full-time private practice in Merion, PA. She works with people of all ages, teaches and supervises therapists, and prescribes medication for people who wish to combine biological therapies with other methods of healing.

Dori is also Founder and director of the Center For A Healthy World, a volunteer-driven psychotherapy and training cooperative that offers free psychotherapy in exchange for volunteer work with charitable organizations. This organization also provides free training to the practitioners who provide therapy services.

Dori is married to Karl Middleman, the Founder and Director of the Philadelphia Classical Symphony. They have three children: a son, a daughter, and an apricot standard poodle named Dmitri.