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Sigma Xi is an international honorary scientific research society for scientists and engineers that addresses science and education, ethics, research, and public policy. Founded in 1886, its goals are to foster worldwide interactions among science, technology and society; to encourage appreciation and support of original work in science and technology and to honor scientific accomplishments. Sigma Xi has a membership of nearly 80,000 scientists and engineers and includes over 180 Nobel Prize winners as members. As a member of the Eastern Illinois chapter of Sigma Xi, you will form valuable friendships with other scientific researchers.
Sigma Xi membership benefits include a subscription to the award-winning American Scientist and eligibility to apply for Sigma Xi research grants for their graduate and undergraduate students.

Sigma Xi grants financial awarded to students of Eastern Illinois University and hosts the annual Sigma Xi banquet as part of ScienceFest at Eastern Illinois University.

Membership requires that full members perform independent research in pure or applied science or engineering as shown by a Ph.D. thesis, patents or at least two first-authored refereed papers. Potential members must be nominated by a current member. Membership requires an initiation fee and an annual membership fee. Contact any Sigma Xi member if you are interested in joining.