Lean Construction Institute

Industrial Engineering Department, Baskent University, Ankara, Turkey

The Hong Kong Polytechnic University

Professor of International Business, University of Essex, Essex Business School

Karlsruhe Institute of Technology (KIT), Institute for Industrial Production (IIP)

Federal University of Rio Grande do Sul

Full professor Production and Supply Chain Management

Professor of Management Science, Otto-von-Guericke University Magdeburg

National Taiwan University of Science and Technology

Professor for Production Management, University of St.Gallen