Pi Alpha Alpha is the Global Honor Society for Public Affairs and Administration, recognizing high academic achievement in Public Administration.  Pi Alpha Alpha is run by NASPAA: The Global Standard in Public Service Education.  The purpose of Pi Alpha Alpha is to encourage and recognize outstanding scholarship and accomplishment in public affairs and administration. Its objectives, such as fostering integrity, professionalism, and effective performance, promote the advancement of quality in the education and practice of the art and science of public affairs and administration. PAA membership identifies those with the highest performance levels in educational programs preparing them for public service careers. 

http://pialphaalpha.org/about-paa/