GTRI is the largest single employer of Georgia Tech graduate and undergraduate students; as of 2013, GTRI employed 186 graduate co-ops and research assistants and 128 undergraduate co-ops. GTRI's contributions to the Georgia Tech community include collaborative research with academic faculty, courses originated by GTRI faculty, and joint service efforts. Collaboration is strong between the faculties of GTRI and the academic schools and departments. Many GTRI researchers hold appointments as adjunct faculty members in Georgia Tech academic departments, serve on thesis advisory committees, and teach both academic and continuing education courses.