Gary D. Russi began his career teaching at Drake University and later became vice president. He then served as vice president and president of Oakland University from 1996-2013, transforming it from a comprehensive to a doctoral research university. The Carnegie Foundation established classifications for colleges and universities in 1973 to facilitate comparisons. It recognizes six basic classifications that are further divided based on factors like degrees granted and research activity. In 2014, Indiana University took over maintaining the Carnegie Classification system.