Steve joined Paul in writing the Seventh Edition. He is a Professor of Geography at the University of Minnesota and has studied human-environment dynamics with GIS for over two decades. He helps lead several big projects, including the National Historical Geographic Information System (NHGIS) and International Historical Geographic Information System (IHGIS). He is also a Fellow of the UMN Institute of Environment and a Scholar of the College. He has over 100 publications and presentations, work that has been cited over 10,000 times, and has taught thousands of students in his GIS courses.