Membership Requirements Student must satisfy several criteria in order to be inducted into and maintain membership in the Delta Iota Chapter of Sigma Tau Delta: Maintain a minimum 3.0 GPA in English courses Publish two articles per quarter for two quarters in the Northern Review Publish one piece per quarter for two quarters in either Delirium or Polaris Regularly attend chapter meetings and participate in chapter activities Exhibit the central principles of the Sigma Tau Delta organization in and out of the classroom