Membership Criteria Students are invited to join STTI through one of the more than 485 chapters located at colleges and universities around the world. To find out more about chapters in your region, review the Chapter Directory at www.nursingsociety.org Undergraduate Students must: have completed ½ of the nursing curriculum; achieve academic excellence (at schools where a 4.0 grade point average system is used, this equates to a 3.0 or higher); rank in the upper 35 percentile of the graduating class; meet the expectation of academic integrity. Registered Nurse Students must: have completed 12 credit hours at current school; have completed ½ of the nursing curriculum; achieve academic excellence (at schools where a 4.0 grade point average system is used, this equates to a 3.0 or higher); rank in the upper 35 percentile of graduating class; meet the expectation of academic integrity. Graduate Students (Master's and Doctorate) must: have completed ¼ of the nursing curriculum; achieve academic excellence (at schools where a 4.0 grade point average system is used, this equates to a 3.5 or higher); meet the expectation of academic integrity. Nurse Leader Candidates must: be legally recognized to practice nursing in his/her country; have a minimum of a baccalaureate degree or the equivalent in any field; demonstrate achievement in nursing.