IAS 2025, the 13th IAS Conference on HIV Science
IAS 2025 is officially underway! Access the online programme, virtual platform and more!
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We convene, educate and advocate for a world in which HIV no longer presents a threat to public health and individual well-being.
News release
Why HIV could be poised for a monumental comeback
Annual letter
Annual letter
Restore access to all PEPFAR-supported HIV services immediately
IAS "PEPFAR waiver" statement
IAS "PEPFAR waiver" statement
The IAS unites the global HIV response because progress happens when science, policy and activism come together. Here’s how we do this:
AIDS 2026
The 26th International AIDS Conference
AIDS 2026, the 26th International AIDS Conference, taking place in Rio de Janeiro, Brazil, and virtually on 25-30 July 2026.
View detailsEvents
4 Oct 2025
2025 Advocacy-for-Cure Academy
The academy awards fellowships to up to 15 applicants to participate in a series of interactive workshops View details View details12 Oct 2025
Person-Centred Care Advocacy Academy: HIV in Europe
Fellows will learn how to apply PCC principles in their settings and adapt them to the needs of their communities. View details View detailsKeep your IAS membership and IAS 2025 registration up to date!
If you have changed your email address or lost access to the email used for your IAS membership or IAS 2025 registration, please contact info@ias2025.org to update your details and ensure you receive important communications.
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Meet the Young Leaders
“My experience as an IAS Young Leader was a pivotal part of my journey as a young HIV activist and sex worker.”
Read more
Elizabeth Atieno Onyango
The IAS at a glance
We unite scientists, policy makers and activists to galvanize the scientific response, build global solidarity and enhance human dignity for all people living with and affected by HIV. Here are some numbers that show how we do that.
676
IAS change makers. Carefully selected HIV researchers, advocates, healthcare providers and others help us drive an evidence-based HIV response that puts people first.
12,000
IAS Members worldwide. We convene people from diverse backgrounds to drive a shared vision of a world in which HIV is no longer a threat to public health and individual well-being.
4,219
Scientific studies shared through our conferences and the Journal of the International AIDS Society in 2022/23. We advocate for evidence-based progress to improve the lives of people living with and affected by HIV.
Quick links to our activities
Closing scientific gaps
Collaborative Initiative for Paediatric HIV Education and Research (CIPHER) Global HIV Vaccine Enterprise Towards an HIV CureDisseminating the latest research
IAS Educational Fund Journal of the International AIDS Society (JIAS)Improving health services
Community-Led Monitoring Differentiated Service Delivery Heart of Stigma Mark Wainberg Fellowship Programme Person-Centred Care Youth HubThe IAS promotes the use of non-stigmatizing, people-first language. The translations are all automated in the interest of making our content as widely accessible as possible. Regretfully, they may not always adhere to the people-first language of the original version.