Mather Hall is a multifunctional building that is a hub for activity on campus. Trinity's main dining hall; the Office of Student Activities, Involvement & Leadership (
S.A.I.L.); the Calendar and Events Office; the Women Gender Resource Action Center (
WGRAC); meeting rooms (Rittenberg Lounge, Alumni Lounge, Wean Terrace Rooms); The Washington Room; Mather Art Space; Trinity's bookstore; grab-and-go dining at The Cave; a post office; and The Underground Coffee House are located in this building.