Affiliate Circle

The Affiliate Circle


Join Today

Join the adventure of research and discovery as we explore through science and engineering

Who are Sigma Xi affiliates? 

Kevin Floyd and the horned lizard 
  • Individuals who value scientific research and do not qualify for Sigma Xi membership* such as citizen scientists and science journalists. 

  • Students who aspire to become researchers and do not qualify to become a Sigma Xi explorer or associate member 

  • Teachers, school administrators, and parents who educate and encourage future scientists and engineers

  • Health practitioners and pharmacists who would like to stay connected with the research community 

*Check if you qualify for Sigma Xi membership on the Becoming a Member page.  

Join the Affiliate Circle today to: 

  • Engage with the research community 

  • Promote science and engineering 

  • Support the mission of Sigma Xi, The Scientific Research Honor Society to enhance the health of the research enterprise, foster integrity in science and engineering, and promote the public's understanding of science for the purpose of improving the human condition

Benefits include:

Subscription to American Scientist  magazine

This bimonthly, illustrated magazine is written and edited for scientists, engineers, and science enthusiasts who are curious about developments across the spectrum of science and technology.

Access to Sigma Xi chapters
Connect with researchers and research supporters in your area through Sigma Xi chapters, groups of Sigma Xi members, explorers, and affiliates in a community. Chapters are located at colleges and universities as well as government and private laboratories. 

Additional perks:


  • A 50% discount on an institutional gift subscription to American Scientist  for your schools or organizations

Sigma Xi SmartBrief

An email, Monday through Friday, with a summary of science and engineering news

Sigma Xi Newsletter

A biweekly electronic newsletter with updates on the Society's news and activities

Online community: coming soon!

Affiliates will have access to the online communication platform, Sigma Xi Communities

Sigma Xi Affiliate categories and annual dues 

  • Professional – US $55.00

    Individuals who work or have earned a degree in science or engineering, or non-scientists or non-engineers who support the role of science and technology in society 

  • College or University Students  US $40.00

  • K – 12 Students – US $25.00

What are you waiting for?  

Click here to join the Affiliate Circle or download the Affiliate Circle Form, complete it and email it to

Questions?  Email or call us at 1-800-243-6534

Welcome to the Sigma Xi Affiliate Circle!