The IAS Conference on HIV Science is the world’s most influential meeting on HIV research and its applications. This biennial conference presents the critical advances in basic, clinical and operational HIV research that move science into policy and practice. Through its open and inclusive programme, the meeting sets the gold standard of HIV science, featuring highly diverse and cutting-edge research.

Hosted by NMAC, 2025 USCHA will be held in Washington, DC from Thursday, September 4 through Sunday, September 7, 2025. As we navigate a new political environment, being here together is more urgent than ever before.