Professor Johnson has published widely in the areas of health care and social policy, the philosophical and political dimensions of rights and citizenship, Latin American politics and society, women and politics, and feminist theory. In 2009, she was the recipient of the Jill Vickers Prize, awarded by the Canadian Political Science Association for her work on gender and politics. Her current research project is an examination of the politics of pregnancy and childbirth in North-South comparative perspective (Canada, the United States, Cuba, Honduras).