Center for the Study of Political Graphics
（重定向自CSPG）
The Center for the Study of Political Graphics (CSPG) is a United States non-profit, educational and research archive that collects, preserves, documents, and circulates domestic and international political posters relating to historical and contemporary movements for social change. From its base in Los Angeles, California, CSPG organizes travelling exhibitions, lectures, and workshops, and publishes educational material. Their website also hosts virtual exhibitions.