Become a Member

Membership in Sigma Xi is by Nomination and is conferred in one of two ways:

Full Membership

Conferred upon any individual who has shown noteworthy achievment as an origional investigator in a feild of pure or applied science or engineering.

Associate Membership

Available to any individual who has, through initial research achievment in a field of pure or applied science, shown an aptitude for research. Please see the Qualifications for Membership for more information. Students and non-students follow the same reveiw proccess.

Individuals who were previously elected as an Associate Member and who now meet the requirements for full Membership can apply for promotion to Full Membership.

To request nomination through the UC Sigma Xi Chapter do one of the following:

  1. Contact Sarah Pixley at 
  2. Download and fill out either this Word or PDF nomination form and present it to any chapter officer, who will get it to the Membership Committee.

Individuals also may request nomination to membership through the Sigma Xi Committee on Qualifications and Membership. All nominations sent to the Committee will be re-routed through the appropriate chapter whenever possible. This will connect new members to local chapters from the start of their membership. It not only encourages the members involvement in local Sigma Xi activities but also helps strengthen the local chapters. Please consult the chapter listing to determine if an active chapter exists in your area.