Born in Montreal, Quebec in 1957
His father, Claude Wagner, was a judge, lawyer, and politcian
He studied law and political science at the University of Ottawa
He worked as a lawyer in Quebec for many years
He became a judge on the Quebec Superior Court in 2004
He joined the Quebec Court of Appeal in 2011
He was appointed to the Supreme Court of Canada in 2012
He became Chief Justice of Canada in 2017