Joe Clark: Canada must prepare for a changing world
He was the country's youngest Prime Minister, the Secretary of State for External Affairs and the representative of the Secretary General of the United Nations.
Rt. Hon. Joe Clark joins John Archer on Edmonton AM to talk about his new book, "How We Lead: Canada in a Century of Change", Canada's place in the modern world and the problems he sees with the country's current approach to foreign policy.
Check out the video of the full interview.