James Marsh was born in Toronto and has spent most of his working life in publishing as an editor and writer. He has edited over 200 books in Canadian history and social science and is the author of several books and over 100 articles on Canadian history.
James was editor in chief of all three print editions of The Canadian Encyclopedia (1985, 1988 and 1999) and of The Junior Encyclopedia of Canada and guided the encyclopedias into the digital world with numerous editions on CD-ROM. He remains Editor Emeritus of The Canadian Encyclopedia.
James is a member of the Order of Canada and recipient of the Centenary Lorne Dawson Chauveau Medal of the Royal Society of Canada in recognition of his achievement of producing The Canadian Encyclopedia.