Guy Giorno, the Prime Minister’s former chief of staff, announced Tuesday, via Twitter, that he has accepted a new position at his alma mater, the University of Toronto. Giorno, who was replaced by Bay Street executive Nigel Wright, will be joining U of T’s School of Public Policy and Governance as a fellow. Since leaving the PMO on December 31, 2010, Giorno has acted as a partner at Fasken Martineau DuMoulin LLP, where he worked to promote private-sector compliance with business ethics and government regulation.