BONDAGE AND DISCIPLINE, DOMINATION AND SUBMISSION, SADO-‐MASOCHISM (BDSM): PARTNERSHIPS, COUPLES, AND HEALTH OUTCOMES by Rodney Dean Powell A Dissertation Presented to the FACULTY OF THE USC GRADUATE SCHOOL UNIVERSITY OF SOUTHERN CALIFORNIA In Partial Fulfillment of the Requirements for the Degree DOCTOR OF PHILOSOPHY (SOCIOLOGY) December 2010 Copyright 2010 Rodney Dean Powell