The University of Melbourne (informally UniMelb, Melbourne University or simply Melbourne) is an Australian public university located in Melbourne, Victoria. Founded in 1853, it is Australia’s second oldest university and the oldest in Victoria. Melbourne was named Australia’s best university by Times Higher Education, Academic Ranking of World Universities and National Taiwan University Rankings. Times Higher Education ranks Melbourne as 34th in the world, while the QS World University Rankings places Melbourne 31st in the world. According to QS World University Subject Rankings 2014, the University of Melbourne is ranked 2nd in the world for Education, 8th in Accounting & Finance, and Law, 10th in Psychology, 12th in Medicine, and 15th in Computer Science & IT. Melbourne’s main campus is located in Parkville, an inner suburb north of the Melbourne central business district, with several other campuses located across Victoria. Melbourne is a sandstone university and a member of the Group of Eight, Universitas 21 and the Association of Pacific Rim Universities. Since 1872 various residential colleges have become affiliated with the university. There are 12 colleges located on the main campus and in nearby suburbs offering academic, sporting and cultural programs alongside accommodation for Melbourne students and faculty. Melbourne comprises 11 separate academic units and is associated with numerous institutes and research centres, including the Walter and Eliza Hall Institute of Medical Research, Florey Institute of Neuroscience and Mental Health, the Melbourne Institute of Applied Economic and Social Research and the Grattan Institute. Amongst Melbourne’s 15 graduate schools the Melbourne Business School, the Melbourne Law School and the Melbourne Medical School are particularly well regarded. Four Australian prime ministers and five governors-general have graduated from Melbourne. Seven Nobel laureates have been students or faculty, the most of any Australian university.