The Center for Global Health Policy’s “Science Speaks” blog reports from the Conference of Retroviruses and Opportunistic Infections (CROI) 2014 on the use of pre-exposure prophylaxis (PrEP) to prevent HIV in resource-limited settings (Lubinski, 3/7). The blog also discusses a study that debunks theories on drivers of HIV transmission (Barton 3/7). The AIDS.gov blog reports from CROI 2014 on scientific advances on the HIV care continuum (Forsyth, 3/7). The blog also discuss an update on two cases of HIV-positive infants in remission after very early treatment (Gomez, 3/7).