Mark Salling, PhD, GISP is an applied urban geographer and demographer and has more than 40 years of experience in data management, dissemination, and analysis. He has been active in providing and analyzing data and has conducted studies in urban migration, poverty, housing, voting rights and redistricting, and economic development.

Dr. Salling has been active in the Urban and Regional Information Association (URISA) since 1982, is a past board member, and was the editor of the URISA Conference Proceedings from 1986 to 2004. He was the recipient of URISA's 1988 and 2000 Service Awards. He was also a member of the test question review team of the Geographic Information Systems Professional Certification Institute (GISCI). He is a past member of the Core Committee of URISA’s GISCorps and served on the Council of the Ohio Geographically Referenced Information Program (OGRIP) representing higher education.

Dr. Salling has published papers on demography, redistricting and voting rights, GIS methods, public participation GIS, residential mobility, computer applications in planning, poverty, environmental equity, urban economic development, and social, neighborhood, and health indicators. He has taught courses on GIS, urban geography, research methods, and demography.