Kathleen Stewart is a Professor in the Department of Geographical Sciences and Director of the Center for Geospatial Information Science at the University of Maryland. Dr. Stewart works in the area of geospatial data science on spatiotemporal data modeling topics especially in the area of health and transportation. Her research has been supported by the National Science Foundation, National Institutes of Health, and the Federal Highway Administration among other organizations. She is currently serving as a member of the NASEM Mapping Science Committee in the United States, and regularly serves on steering and program committees for international conferences in GIScience.