Jeffrey Horner earned his master's degree in urban planning at Wayne State University, where he is a faculty member in the Department of Urban Studies and Planning. His course offerings include introduction to urban studies, cities and regions, and urban studies research. He has also developed and instructed specialized courses on Detroit. His writing has appeared in the Journal of the American Planning Association and the Journal of Housing Research, and he has authored study guides, expert reports, and memoranda for organizations including the City of Detroit Planning Department, the US Department of Housing and Urban Development, and the Citizens Research Council of Michigan.
He is the editor of a forthcoming anthology of Detroit scholarship, The Straight Detroit: America's Premier Legacy City.
He is a frequent contributor to state and local media, and has contributed expertise to national and international media, including NPR, Al Jazeera, and BBC News.