Developing and Assessing a Male Engagement Intervention in Option B+ in Malawi

Inclusion Criteria (HIV-infected Women): * HIV-infected and eligible for Option B+ * \>18 years old or 15-17 years old and married * Planning to remain in the Bwaila catchment area for the next year or notify the study team if they leave the area or change facilities * Part of a heterosexual relationship for \>3 months * Expects the partner to be in the relevant catchment area for at least one week in the next six months. * Able and willing to give locator information for this partner * Willing to have study staff conduct phone and physical tracing of that partner * Willing to undergo a couple-based intervention with this partner * Able and willing to provide informed consent Inclusion Criteria (Male Partners of HIV-infected women) * \>18 years old or 15-17 years old and married * In a relationship with the female partner for \>3 months * Willing to undergo a couples-based intervention with their female partner * Able and willing to provide informed consent Inclusion Criteria (HIV-uninfected Women): * HIV-uninfected * \>18 years old or 15-17 years old and married * Part of a heterosexual relationship for \>3 months * Expects the partner to be in the relevant catchment area for at least one week in the next six months. * Willing to receive couples-based HIV testing and counseling with this partner * Able and willing to provide informed consent Exclusion Criteria (all Women and Male Partners): • Any condition that in the opinion of the study investigator…