Roberto Perin teaches in the History Department at Glendon Campus, York University. Among his publications: Enemies Within: Italian and Other Internees in Canada and Abroad (1999), A Concise History of Christianity in Canada (1996), Rome et le Canada: la bureaucratie vaticane et la question nationale 1870-1903, Negotiating With a Sovereign Québec (1992), Rome in Canada: The Vatican and Canadian Affairs in the Late Victorian Age (1990).