Thomas Joseph “Tom” Mulcair, PC, Leader of the New Democratic Party (NDP) 2012–17, Leader of the Opposition 2012–15, provincial Cabinet minister, lawyer, university professor, political commentator, author (born 24 October 1954 in Ottawa, ON). Mulcair played a key role in building support for the NDP in Quebec during the 2011 federal election, after which the party, under leader Jack Layton, became the official opposition. Four years later, Mulcair led the party to a disappointing third-place finish in the 2015 federal election. He remained leader of the NDP until he was replaced by Jagmeet Singh in 2017. The following year, Mulcair resigned his seat in the House of Commons and became a visiting professor at Université de Montréal. He also became a political commentator on several radio and TV networks in 2018.