Donald R. Marks, Psy.D.
Clinical Health Psychologist

illness, including interventions to assist couples and families facing illness-related problems. He completed a two-year postdoctoral fellowship in psycho-oncology and palliative medicine at The Ohio State University Medical Center. He also has completed both the professional practicum and internship in mindfulness-based stress reduction (MBSR) at the Jefferson-Myrna Brind Center of Integrative Medicine of Thomas Jefferson University Hospitals. 
Don first studied acceptance and commitment therapy (ACT) during his graduate training at La Salle University. He has been a member of the Association for Contextual Behavioral Science (ACBS) since 2005, and he has attended ACT training intensives with Kelly Wilson, Steven Hayes, Sonja Batten, and many others. Most recently, he has teamed with Dr. Mike Femenella to develop a simple and direct approach to ACT using everyday language and emphasizing the transformative power of a heartfelt, loving engagement in life.  

For the past four years, Don has been collaborating with Dr. Jennifer Block Lerner at Kean University on a comprehensive program of ACT-related research. These efforts have included curriculum-based programs for undergraduates, brief interventions for health and human services professionals, and groups for older adults. 
Finally, Don also serves as a consulting psychologist for Saint John Vianney Treatment Center, where he provides ACT- and mindfulness-based interventions for clergy and members of religious orders experiencing vocational challenges and other forms of spiritual and psychological distress.
His clinical work focuses primarily on the following concerns:

  •  Health-related distress
  •  Chronic pain
  •  Advanced illness and palliative care
  •  Grief and bereavement
  •  Relationship and family problems
  •  Spirituality and religious life
  •  Trauma and posttraumatic stress

Donald R. Marks, Psy.D., is assistant professor in the Department of Advanced Studies in Psychology at the Nathan Weiss Graduate College of Kean University in Union, NJ. He serves as director of clinical training for Kean’s doctoral program in Combined School and Clinical Psychology and as director of Kean Psychological Services, a community-based psychology training clinic. He is a licensed psychologist in New Jersey, New York, Pennsylvania, and Ohio, and he is a designated Health Service Psychologist through the National Registry of Health Service Providers. 
Don is a clinical health psychologist specializing in strategies for living with chronic pain and advanced 

The Center for Acceptance and Commitment Therapy of New York and New Jersey
​(718) 983-0633