Western Michigan University (WMU) is a public research university located in Kalamazoo, Michigan, United States. The university was established in 1903 by Dwight B. Waldo, and as of the Fall 2014 semester, its enrollment is 23,914. WMU has one of the largest aviation programs in the United States, and it is the site of the annual International Congress on Medieval Studies. The university's athletic teams compete in Division I of the National Collegiate Athletic Association (NCAA) and are collectively known as the Western Michigan Broncos. They compete in the Mid-American Conference for most sports.