John I. "Hans" Gilderbloom is a professor of urban and public affairs in the Graduate Program in Planning, Public Administration, and Urban Studies by the University of Louisville. He also directs the independent Center for Sustainable Urban Neighborhoods. Since 1994, his competitive federally funded grants have amounted over $3.5 million dollars. Since he earned his PhD, Gilderbloom'ss urban research has appeared in nearly 60 peer-reviewed journals, 20 chapters in edited books, 11 monographs, and 25 opinion pieces in newspapers and magazines.
He has published opinion pieces in the Wall Street Journal, Washington Post, Chicago Sun-Times, USA Today, Los Angeles Times, and featured in Sunday New York Times. He has written or edited seven books including his latest: Chromatic Homes: Joy of Color in Historic Places, and its companion piece: Chromatic Homes: The Design and Coloring Book coming out July 2019. He was declared "one of the world’s top urban thinkers" by an international poll conducted by Planetizen.