Senior Advisor for Public Health National Institute of Environmental Health Sciences at National Institutes of Health
Senior Editor Bloomberg News
Director, the Potsdam Institute for Climate Impact Research & Professor in Earth System Science, The University of Potsdam
Scientific Officer WHO/WMO Climate and Health Joint Office
Adjunct Research Professor Norman Paterson School of International Affairs, Carleton University
Professor of Economics Political Economy Research Institute, University of Massachusetts at Amherst
Special Advisor Prime Minister of Malaysia on Public Health
Director for Emergencies at the South East Asia Region World Health Organization