The University of Zambia is Zambia's largest university, founded in 1966. It has a student population of about 10,000. The University of Zambia is divided into the following faculties: Its main campus — the Great East Road Campus — is on the Great East Road, about 7 km from Lusaka City. It also has the Ridgeway Campus within Lusaka City located at the University Teaching Hospital (famously called UTH); this campus specifically houses students pursuing medical and pharmacological courses. UNZA is a member of the Association of African Universities, the Association of Commonwealth Universities, and the International Association of Universities. Unusual for a university in Africa, the University of Zambia has a nanotechnology research center that was founded in 2001. The center was founded by Elijah Mwansa, who after graduating from the University of Zambia received his Ph.D. from the University of Cambridge and was a professor at University of Heidelberg and Carnegie Mellon University. The center has several researchers from other African countries and Europe and is the only one of its kind on the African continent.