Peter Nicholson has advised leaders of the OECD, major corporations and was instrumental in Canada's deficit busting 1995 budget. Today, the dean of public policy thinking in Canada has turned his efforts to the topic of wind power, and its potential to make Atlantic Canada the next energy superpower. He talks to Edward Greenspon about the urgent energy transition, why he ‘marches toward the sound of gunfire,’ and how he became mentor to a young Elon Musk.