Woolsey Hall is the primary auditorium at Yale University, located on the campus' Hewitt Quadrangle in New Haven, Connecticut. It was built as part of the Bicentennial Buildings complex that includes the Memorial Rotunda and the University Commons, designed by the firm Carrère and Hastings for the Yale bicentennial celebration in 1901. With approximately 2,650 seats, it is the university's largest auditorium and hosts concerts, performances, and university ceremonies including the annual freshman convocation, senior baccalaureate, and presidential inaugurations. The building is named for Theodore Dwight Woolsey, President of Yale from 1846 through 1871.