Women who were found to have lied in a clinical trial testing anti-HIV drugs were heavily criticised. But there are several factors that drove them to lie.
Scientists are developing various products that can provide contraception and protection from sexually transmitted infections and HIV at the same time.
Although men make up two-thirds of HIV-related deaths, there are not enough services geared towards helping them.
Thanks to treatment advances, people with HIV can and do live long and full lives. And that has led to a challenge that doctors and patients may not have imagined 35 years ago: the aging HIV patient.
For pregnant HIV-positive women taking anti-retrovirals is critical for their babies' health. Intimate partner violence affects adherence, and must be addressed as part of women's HIV treatment.
With nearly one-fifth of the globe's HIV positive population, South Africa has the largest anti-retroviral program in the world. But HIV prevention still presents a big challenge for the country.
Two major clinical trials will be conducted in South Africa in 2016 to test ways of preventing new HIV infections.