A. R. Ruis is Associate Director for Research in the Epistemic Analytics lab at the Wisconsin Center for Education Research and a fellow in the Department of Medical History and Bioethics at the University of Wisconsin, Madison. He is the author of Eating to Learn, Learning to Eat: The Origins of School Lunch in the United States, as well as numerous articles on the history of food, nutrition, and health; learning analytics and digital humanities; and STEM and medical education.