Rather than private clubs (prive'), I did prefer to investigate the swinging of common and unsuspected married people, practiced very far away from the clubs. Secretly I taped 202 swings of couples and I made a book out of it". Roberto Di Marco is speaking. Writer, psychologist and criminologist, consultant in the law court of Rome, author of the book "Il gioco delle coppie (The couple's game)" published from Tullio Pironti. More...