Haim is a clinical psychologist, with a BA in psychology and education from Hebrew University and a MA in Clinical Psychology from Bar Ilan University. Haim has extensive training and experience in treating trauma and complex trauma, including the PE method. Haim worked for ten years as therapeutic services manager and deputy director of the Ogen Kehilati- a therapeutic campus that provides a continuum of care for troubled youth suffering with social, emotional and mental health challenges. In addition, he served as a psychologist at Reut, a post-hospitalization residential facility for children and youth. In addition to treating patients at his private clinic, Haim lectures at the Haruv Institute and supervises administrative and therapeutic teams in post-hospitalization settings.