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Department of Mechanical Engineering, University of Hong Kong

Tehran University of Medical Sciences

Professor Emeritus, Environmental Engineering, University of California, Berkeley

Professor Emeritus, IEQ Lab, School of Architecture, Design and Planning, The University of …

Professor Technical University of Denmark.

The Hong Kong University of Science and Technology (Guangzhou)

Environmental & Occupational Health Sciences Institute, Rutgers University

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

Distinguished Professor, University of South Florida