the center displays the "Windhover" paintings by Nathan Oliveira, the late Stanford professor and artist. Some religions have a larger and more formal presence on campus in addition to the student groups; these include the Catholic and Hillel communities at Stanford.
=== Greek life ===
Fraternities and sororities have been active on the Stanford campus since 1891 when the university first opened. In 1944, University President Donald Tresidder banned all Stanford sororities due to extreme competition. However, following Title IX, the Board of Trustees lifted the 33-year ban on sororities in 1977. Students are not permitted to join a fraternity or sorority until spring quarter of their freshman year. Stanford has thirty-one Greek organizations, including fourteen sororities and sixteen fraternities. Nine of the Greek organizations were housed (eight in University-owned houses and one, Sigma Chi, in their own house, although the land is owned by the university). Five chapters were members of the African American …
