Royal Society Research Professor and Kelvin Chair, University of Glasgow

Professor of Electrical Engineering, University of Southern California

University of the Witwatersrand

Wuhan National Laboratory and Optoelectronics, Huazhong University of Science and …

Instituto de Fisica, Universidad Nacional Autónoma de México

Boston University

Canada Research Chair - University of Ottawa

University of Glasgow

Associate Professor, Department of Applied Physics, Northwestern Polytechnical University

Duke University