Block, Joel: - Joel Block, PhD, a clinical psychologist specializing in treating couples, is a diplomate of the American Board of Professional Psychology and an assistant clinical professor of psychology/psychiatry at the Zucker School of Medicine at Hofstra/Northwell. He is a senior psychologist on the staff of the Northwell Health System and a fellow of the American Psychological Association. Dr. Block has written more than twenty books on love and sex, and has had several TV appearances, including national morning news shows. Dr. Block lives in Huntington, New York.