Kingston was recognized as one of the "best places to live and work in Canada for young professionals". The city ranked # 4 on a list of 27 Canadian cities with a population of 100,000 or more in a study of the likes and dislikes of professionals between the ages of 20-40. The study, by Next Generation Consulting, considered factors such as: earning potential (things like employment opportunities and household incomes), cost of lifestyle (the cost of food, clothing and housing), vitality (air and water quality and green space) and after hours activities (things to do during week nights and on the weekend) Kingston hosts several festivals during the year, including the Kingston WritersFest, Limestone City Blues Festival, the Kingston Canadian Film Festival, Artfest, the Kingston Buskers' Rendezvous, Kingston Jazz Festival, Reelout Film Festival, Feb Fest and the Wolfe Island Music Festival. Kingston is the site of two universities, Queen's University and the Royal Military College of Canada, and a community college, St. Lawrence College. According to Statistics Canada, Kingston has the most PhD-holders per capita of any city in Canada.