Departamento de Bioquímica e Biologia Molecular- Conselho Nacional de Pesquisa e

School of Environment, Tsinghua University

Professor, Massachusetts Institute of Technology

University of Saskatchewan

University of Ottawa

Professor & Canada Research Chair in Environmental Health Sciences, McGill University

Jarislowsky Chair in Environment and Health & Professor, Biology, McMaster University

University of Georgia, Department of Microbiology

Professor of North China Electric Power University

Professor and Canada Research Chair, Université de Montréal