Dr. Marta Lejzen PsyD is a Clinical Psychologist. She received her MA degree in "Universidad de Buenos Aires", Argentina, and received her PsyD Degree in the Professional School of Psychology in Sacramento, California. Her dissertation is focused on Child Play in Animal Assisted Therapy. Marta Lejzen had worked many years in the "Israeli Sheba Medical Center", as Senior Clinical Psychologist, and as a Teacher and Supervisor in the Psychiatric Unit. In recent years, Marta had held a position as head of the Animal Assisted Therapy programs in "The Kibbutzim College of Education, Technology and Arts" in Israel, and has taught courses in the field of Animal Assisted Therapy at the "Hachva Teachers Seminar" (Israel) and in the Medical Track at the "Tel Aviv University"(Israel) in the Department of Psychology. Currently and during the last twenty years, Marta serves as Chief Director of the "Bowlby Center for Animal Assisted Therapy and Education", Israel. Bowlby, employs a professional treatment team, which specialize in variety of therapy methods in the field. The sessions take place in zoos, as well as in petting zoos and zoological spaces, located in different regions of Israel. The Bowlby Center also offers advanced studies for professional staff and training courses for therapists.