John Hannaford on the historic challenges facing the public service

John Hannaford is the Clerk of the Privy Council, the most senior job in the public service. It is really three jobs rolled into one: deputy minister to the Prime Minister, Secretary to the cabinet and head of the public service. Hannaford talks to host Edward Greenspon about the historic challenges facing the public service, the renewed focus on ethics and the importance of fearless advice.