Yale University announced Saturday that it will change the name of one of its esteemed residential colleges, Calhoun College, named after ardent supporter of slavery and prominent 19 th century alumnus, John C. Calhoun. The vote by the Ivy League's trustees comes after years of debate and it overturns last April's decision to keep the name. That decision had fueled campus protests from student activists. The new name will honor computer scientist Grace Murray Hopper, who graduated from Yale in the 1930s. She's noted for inventing a pioneering computer programming language and being a Navy rear admiral. In announcing the new name, President Peter Salovey said, "We have a strong presumption against renaming buildings on this campus. ... I have been concerned all along and remain concerned that we don't do things that erase history. So renamings are going to be exceptional." Calhoun College was established in the early 1930s. A native of South Carolina, Calhoun served as vice president of