Compulsive Sexual Behavior in Men: Signs, Causes, and Treatment. Sex addiction therapy in New York by Alessandro Hillel Zanoni, LP, CSAT, Licensed Psychoanalyst & Certified Sex Addiction Psychotherapist For many men, pornography and sexual behavior begin as a source of pleasure, curiosity, or stress relief. Over time, however, what once felt like a choice can begin to feel like a necessity. You may tell yourself, "This is the last time," only to find yourself returning to the