e cultural contexts in which MSM live are broad and must be considered central to an analysis of how to understand HIV/AIDS. In this volume, Frederick Bloom, Jami S. Leichliter, David K. Whiier, and Janet W. McGrath (chapter 2) identify stress brought on by changes in social environments like gay communities as a key factor in HIV transmission. ese environments encompass not only social networks and community institutions, but also the more fluid contexts inhabited by MSM, which Miguel Mu๑oz-Laboy and Richard Parker (chapter 10) call “erotic landscapes.” ese comprise interactions among three factors: sexual venues, socialization context, and the desired gender of sexual partners. By studying these erotic landscapes we can see the plurality of relationship structures and sexual practices, as well as their change over time. Yet contexts encompass not just the sexual activities of men, but the institutions that shape and discipline their lives as well. Laura Stanley’s excellent contribution (chapter 3) makes an argument for the support of choices that honor individuals’ sense of control and self-preservation in the face of biomedical institutional control, even when those choices may be commonly defined as bad.