The American Association of Immunologists

Welcome to AAI

The American Association of Immunologists (AAI) is one of the world’s largest organizations of immunologists and scientists in related disciplines. Our mission is to improve global health and well-being by advancing immunology and elevating public understanding about the immune system. AAI members are responsible for some of the most significant biomedical discoveries of the past century, including the development of life-saving cancer immunotherapies, antibody therapies, transplant technologies, and vaccines. We support scientists across the field of immunology through knowledge dissemination, community building, advocacy, and public outreach.

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Messages to Membership

Avery August, PhD, starts his term as AAI President for 2026-2027

Throughout my career, I have been struck by how deeply immunology shapes our understanding of biology and our ability to improve health. From the most fundamental discoveries to transformative therapies, immunology is the foundation upon which much of modern science and medicine is built. It is an honor to serve AAI as President.

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AAI Launches RESTORE Grants Program

AAI’s RESTORE Grants Program provides up to one year of funding for AAI member-led research projects funded by grants that were unexpectedly frozen or terminated by NIH or other federal government agencies for reasons other than scientific merit.

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AAI Statement on Proposed NIH Funding Cuts FY2026

AAI is deeply alarmed by the President’s proposal to drastically downsize the National Institutes of Health (NIH) by slashing its approximately $47 billion budget in fiscal year (FY) 2025 to just $28 billion in FY 2026. On behalf of the community of immunologists we represent, AAI is in complete opposition to this proposed cut.

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Coalition Statement on the Impact and Safety of Vaccines

In response to growing concerns over vaccine misinformation, declining public trust in science, and recent outbreaks of preventable diseases, a coalition of 34 scientific and medical organizations, led by the American Association of Immunologists (AAI) and the American College of Physicians (ACP), issued a unified statement on the impact and safety of vaccines, emphasizing the critical role of vaccinations in public health.

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Statement on Threat to the Federal Scientific Workforce

In response to the firing of probationary workers across the federal government, AAI issued the following statement urging policymakers to recognize the vital contributions of federal scientists and to take action to ensure that our nation retains the expertise necessary to drive discovery, innovation, and public health advancements.

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AAI responds to Senate committee approval of Robert F. Kennedy Jr. to be HHS Secretary

AAI has issued a statement reaffirming the global impact of vaccines and the power of the research that underpins their safety and efficacy. AAI is committed to advocating for immunology research and ensuring that the public can access accurate and evidence-based information about vaccines and the science behind them.

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Message Archive

AAI Publications

Read the latest issue
of The Journal of Immunology

Read the latest issue
of ImmunoHorizons

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