The university's leadership, faculty, research staff, and alumni have included several United States presidents, foreign heads of state, Nobel laureates, Pulitzer Prize winners, Marshall Scholars, Fulbright Scholars, and 57 Rhodes Scholarsthe most of any state university. Its alumni include 30 state governors (including thirteen Governors of Virginia) and 33 United States senators. UVA students and alumni have founded companies such as Reddit, Skillshare, VMware, and Space Adventures. Its athletic teams are called the Cavaliers and they compete in NCAA Division I as members of the Atlantic Coast Conference.