The London School of Economics is a public research university located in London, England, and a member institution of the federal University of London. The LSE has more than 11,000 students, just under seventy percent of whom come from outside the UK, and 3,300 staff. The LSE is a member of the Russell Group, Association of Commonwealth Universities, European University Association and is sometimes considered a part of the "Golden Triangle" of universities in south-east England. The LSE has produced many notable alumni in the fields of law, history, anthropology, economics, philosophy, psychology, business, literature, media and politics. Alumni and staff include 55 past or present heads of state or government and 18 Nobel laureates.