Lambert has been a coach in the NHL since 2011. He worked as assistant coach with the Nashville Predators, Washington Capitals and New York Islanders, before getting the head coach job for almost two seasons.
Between 1986 and 1989, Lambert and Berube played against each other in the NHL. At the time, Lambert already had a few years of experience with the Detroit Red Wings before joining the New York Rangers and the Quebec Nordiques later on. As for Berube, he played for the Philadelphia Flyers.
Together, they have a lot of experience, and could be able to bring back to Leafs on track to finally end their Stanley Cup drought.