Ph.D. Cambridge University, 1968
M.A. University of Edinburgh, 1964
B.A. Bishop's University, 1962
Former Dean, College of Arts, University of Guelph, 1980-92
Resident Historian, Department of External Affairs, 1971-72
University of Guelph, Department of History, 1967-
Canadian Legal and Social History
Slave Trade and Slavery in Cuba and Latin America
History of Canadian Foreign Policy
with Susan Armstrong-Reid, Armies of Peace: Canada and the UNRRA Years (University of Toronto Press, 2008).
Colonial Justice: Justice, Morality and Crime in the Niagara District, 1791-1849 (Toronto: The Osgoode Society, 2002)
"Just Excuses: Jury Culture in Barrington Township, Nova Scotia, 1795-1837," in Margaret Conrad and Barry Moody, eds., Planter Links: Community and Culture in Colonial Nova Scotia (Fredericton: Acadiensis Press, 2001), 36-57.
"The Slave Trade, Slavery and Cuban Independence," Slavery and Abolition 20, no. 3 (December, 1999): 106-26.
"Capitalism and Slavery in Cuba," Slavery & Abolition 17, no. 3 (1996): 223-237.
"Slavery and the Slave Trade: New Comparative Approaches," Latin American Research Review 28, no. 1 (1993): 150-161.
Hatching the Cowbird's Egg: The Creation of The University of Guelph (University of Guelph, 1989).
"The Slave Trade and Slavery in Latin America and the Caribbean: A Review Essay," Latin American Research Review 21, no. 1 (1986): 202-215.
The Prairie Builder: Walter Murray of Saskatchewan (Edmonton: NeWest Press, 1984).
Odious Commerce: Britain, Spain and the Abolition of the Slave Trade to Cuba (Cambridge: Cambridge University Press, 1980): 423.
Editor, Documents on Canadian External Relations, vol. 8, 1939-41, part 2 ( Ottawa: Information Canada, 1976) pp. 1604
Editor, Documents on Canadian External Relations, vol. 7, 1939-1941, part 1, (Ottawa, Information Canada, 1974) pp. 1167
"Canada's First Diplomatic Missions in Latin America," Journal of Inter-American Studies and World Affairs 16, no. 2 (1974): 153-172.