Our Staff

DANIEL J. MOSLEY, ED.D. is a state licensed psychologist.  He has provided professional psychological services since obtaining his Masters of Science in psychology in 1973.  In 1982 he received his doctorate in psychology from the University of Northern Colorado.  Dr. Mosley’s graduate work and his practice have focused on working with children, adolescents, and families.

Particular areas of expertise include evaluation and treatment of children of divorce.  Dr. Mosley’s practice now concentrates on court related work: serving as parental responsibilities evaluator and parenting coordinator/decision-maker.

Dr. Mosley has been active in promoting professional issues in the state of Colorado, including work with the Metropolitan Denver Interdisciplinary Committee on Child Custody (MDIC) to coordinate the legal and mental health professions in assisting families and children going through divorce.  He is a member and past president of the MDIC.  He is also a member of the Colorado and American Psychological Associations and has been a volunteer with Disaster Mental Health Services of the American Red Cross for the past twenty years.


JULIE VAN HEYNINGEN, PSY.D., is a state-licensed psychologist, gaining her licensure in 1999.  She earned her M.A. from the State University of New York at Brockport and her doctorate in clinical psychology from Indiana University of Pennsylvania. She completed her internship at Western Missouri Mental Health Center in Kansas City, and a postdoctoral fellowship in Public Psychology at the University of Colorado Health Sciences Center.  She has been trained in mediation by CDR.

Dr. Van Heyningen provides evaluation and therapy services to children, adolescents, and adults. Her areas of interest are: psychological assessment; parenting-time and divorce-related issues;  and the treatment of various types of trauma, including use of EMDR.  Much of her work is as a court-appointed Parental Rights Evaluator.  Additionally, she provides consultation to attorneys and other professionals as well as supervision to mental health professionals.  She has testified as an expert witness in multiple jurisdictions in Colorado.  Dr. Van Heyningen also provides evaluation and supervision services for the Board of Psychologist Examiners.  She has written articles, taught and presented on issues related to high conflict divorce to mental health and legal professionals.

Prior to joining the Colorado Family Center, Dr. Van Heyningen worked in community, forensic, school, inpatient, and medical settings, as well as providing clinical and consultative services to the Denver Department of Human Services.  Dr. Van Heyningen is a former board member of the Colorado Psychological Association and is the current chairperson of it’s Ethics Committee.  She is the Past President of the Metropolitan Denver Interdisciplinary Committee.  She is also a member of the American Psychological Association and the Association of Family and Conciliation Courts.


SUSAN G. BOLEY, PH.D., is a state licensed psychologist. She received her Ph.D. in clinical psychology from the California School of Professional Psychology in Fresno in 1996. Dr. Boley completed her internship in pediatric psychology and pediatric neuropsychology and a postdoctoral fellowship in adolescent health at the University of Minnesota Medical School.

Dr. Boley works with children, adolescents, adults, and families in individual and family therapy. She has expertise in the areas of psychological testing for adults and children, play therapy, behavioral issues with children, parenting concerns, divorce, depression, anxiety, and EMDR.  She is also certified to conduct the Shared Parenting Support Program.

Dr. Boley is a member of the American and Colorado Psychological Associations, the Metropolitan Denver Interdisciplinary Committee, and the Association of Family and Conciliation Courts.