Roberta Lexier is an Associate Professor in the Department of General Education at Mount Royal University. Her research and teaching focus on social movements, social activism, and social change. She trained as a historian and has studied student movements, feminism and women’s movements, Indigenous movements, economic movements, environmental movements, and the counterculture. She published on Sixties student movements in English Canada and the intersections between social movements and political parties, especially the New Democratic Party (NDP). She is the co-editor of an edited collection titled Party of Conscience: The CCF, The NDP, and Social Democracy in Canada, which asserts the important contributions of left politics to Canadian political history. Her current SSHRC-funded research project examines the role of the Lewis family in left politics in Canada.