The mission of the IAS–USA is to improve the prevention, treatment, care, and quality of life for people with or at risk of HIV, hepatitis C virus, or other viral infections through high-quality, relevant, balanced, and needs-oriented education and information for practitioners and scientists who are actively involved in medical care and research.

The IAS–USA is a 501(c)(3) not-for-profit professional education organization that has been sponsoring continuing medical education (CME) programs for physicians since 1992 and is accredited by the Accreditation Council for Continuing Medical Education (ACCME).

The IAS–USA has a clearly defined mission and extensive network of experienced and committed experts in the management of HIV and other viral infections, and is recognized for high-quality, independent educational programs. The primary educational and informational programs sponsored by the IAS–USA include CME CoursesCases on the Web, development of Practice Guidelines, and electronic publication of the peer-reviewed journal Topics in Antiviral Medicine.

The IAS–USA serves as the secretariat for the logistical planning and organization for the 2019 Conference on Retroviruses and Opportunistic Infections (CROI), which will be held in Seattle, Washington, from March 4 to March 7, 2019. For more information about the CROI conference, please visit

The IAS–USA is not affiliated with the International AIDS Society (IAS), an international organization of members working in HIV/AIDS.