“…Many non-injecting drug users are at increased risk of HIV transmission by sex because of crack smoking (Friedman et al, 2003;Miller, Kio, Wanger, & Korves, 2008). While knowledge of HIV infection may be sufficient impetus for some heterosexual crack smokers living with HIV infection to decrease some risk behaviors (Desenclos, Papaevangelou, & Ancelle-Park, 1993;Semaan, Des Jarlais, & Malow, 2006), many continue to engage in risky sexual behaviors after learning of their diagnosis (Avants, Warburton, Hawkins, & Margolin, 2000;Deren, Beardsley, Tortu, & Goldstein, 1998;Timpson, Williams, Bowen, & Keel, 2003). However, brief interventions intended to reduce risk of HIV infection among drug users have met with mixed results.…”