The University of Southern California (USC) is a private research university in Los Angeles, California. Founded in 1880 by Robert Maclay Widney, it is the oldest private research university in California. The university is composed of one liberal arts school and 22 undergraduate, graduate, and professional schools, enrolling roughly 21,000 undergraduate and 27,00 post-graduate students from all fifty U.S. states and more than 115 countries. The Office of Orientation programs manages all programs for new students, both graduate and undergraduate.