Associate Professor of Transport Planning, University College London

Professor of City and Regional Planning, Georgia Institute of Technology

Urban Design 4 Health

Professor of Civil Engineering, University of Texas at Arlington

Assistant Professor of Civil Engineering, Montana State University

Postdoctoral Researcher, University of California, Berkeley

Postdoctoral Researcher, Institute of Transportation Studies, University of California, Davis

Postdoctoral Research Associate at University of Arizona

University of Samarra - Iraq

Postdoctoral researcher at National Technical University of Athens