The Editors: Dietrich Henckel worked as a researcher at the German Institute of Urban Affairs (Difu). He is now dean of the Institute of Urban and Regional Planning, Technical University Berlin, where he teaches Urban and Regional Economics. Dietrich Henckel is member of several German and international research associations and on the executive board of the German Society for Time Policy (DGfZP).Elke Pahl-Weber is head of Unit for Urban Renewal and Planning at the Institute of Urban and Regional Planning, Technical University, Berlin and CEO of Urban Planning and Design Consultants BPW-Hamburg. She is member of the executive board of the German Academy for Urban and Regional Planning (Deutsche Akademie für Städtebau und Landesplanung (DASL)) and on the Institutional Board of the German Institute of Urban Affairs (Difu).Benjamin Herkommer studies Urban and Regional Planning at the Technical University Berlin. He was research assistant at the German Institute of Urban Affairs (Difu) and the Institute of Sociology, Technical University Berlin. He is member of the German Society for Time Policy (DGfZP) and currently works as student research assistant at the Institute of Urban and Regional Planning, Technical University Berlin.