As a professor, she teaches undergraduate and graduate courses in the areas of African American and African Diaspora culture, history, politics, identity, literature, with intersections related to popular culture, sexuality, economics, and others.

As a scholar, Grim researches and publishes in the area of twentieth and twenty-first centuries African American rural history.

African American Studies, North American Studies
PhD, Iowa State University, Agricultural and Rural History, 1990
MA, Iowa State University, African American History, 1986
BA, Tougaloo College, History, 1984