$21 million gift to Harvard is the university's 3rd largest

Harvard University's Center for International Affairs is $21 million richer.

The center will be renamed for Albert and Celia Weatherhead, who donated the gift, school officials said Wednesday.Though Harvard is no stranger to massive gifts, the donation makes the Weatherheads the third most generous benefactors in the university's history. The couple already has endowed four Harvard professorships.