Dr. Magelssen is a licensed psychologist and neuropsychologist in private practice in Bellevue, Washington.  He provides neuropsychological and psychological assessments and psychotherapy to adults, adolescents, and children/families.

Dr. Magelssen has presented numerous papers in the field of neuropsychology since 1983.  As a neuropsychologist he has served as a consultant to area school districts, local colleges and universities, medical centers, and attorneys.

Dr. Magelssen is past chair of the Seattle Psychoanalytic Society and Institute Child Psychotherapy Program, a two-year advanced training program in young adult, adolescent, and child psychotherapy for mental health professionals.  A graduate adult and child psychoanalyst, he is on the faculty of the Seattle Psychoanalytic Society and Institute.

Dr. Magelssen has had an ongoing interest in issues of training and supervision of psychologists. In July 2001 he presented his paper “Control Cases in Psychoanalytic Training: An update to training models”, at the International Psychoanalytic Studies Organization annual meeting in Nice, France. His paper “Rethinking Technique in Control Cases” was published in the International Psychoanalytic Studies Organization Journal, December 2000. In his capacity as a forensic psychologist he was part of a plenary panel, “Evaluating Human Behavior Testimony,” to the 1999 Washington State Superior Court Judges’ Spring Program.