Research is a substantial and esteemed enterprise at the University of Pennsylvania. The research community includes 1,000 faculty, 1,000 postdoctoral fellows, 3,000 graduate students, and 5,000 support staff, with a budget of more than half a billion dollars each year. Penn's 25 research centers and institutes bring together researchers from multiple departments, schools, and disciplines. The scale and interdisciplinary character of our research activities make Penn a nationally-ranked research university.