Distinguished Professor of Energy, University of Technology Sydney

Carnegie Mellon University

professor STS, Copernicus Institute, Utrecht University, The Netherlands

University school of Environment management, GGS Indraprastha University

Professor emeritus, Mechanical and Aerospace Engineering

Professor, Department of Building, Civil & Environmental Engineering, Concordia University

FG&PartnersLTD,Reseach

Professor, University of Washington

Professor, Department of Earth and Environmental Sciences, Macquarie University

NTNU