He is the author of Defender of Canada: Sir George Prevost and the War of 1812 (University of Oklahoma Press, 2013) and editor of The War of 1812: An Annotated Bibliography (Routledge, 2007). He has contributed articles to a number of journals and has also authored chapters for several books. Grodzinski appeared in a PBS documentary on the War of 1812 in 2011, an episode of "Battlefield Detectives," and has been a commentator on the War of 1812 for the Discovery Channel and CBC Radio. He is a popular speaker and has addressed historical groups throughout Canada and in the United States. Grodzinski is also editor of the on-line "War of 1812 Magazine" and, over the last decade, has organized and led over 80 battlefield tours to sites related to the Seven Years' War, the American War of Independence, and the War of 1812. He lives in Kingston.