Guy P. Brasseur is a Senior Scientist and former Director at the Max Planck Institute for Meteorology, Hamburg, and a Distinguished Scholar at the National Center for Atmospheric Research in Boulder, Colorado. He received his doctor's degree at the University of Brussels and has conducted research in Belgium, the USA, and Germany. He was Professor at the University of Brussels and the University of Hamburg. His scientific interests include questions related to atmospheric chemistry and air pollution, biogeochemical cycles, climate change and upper atmosphere chemistry and dynamics. He has chaired several international research programmes, and is associated with national Academies in Hamburg, Brussels, and Oslo.
Daniel J. Jacob is the Vasco McCoy Family Professor of Atmospheric Chemistry and Environmental Engineering at Harvard University, Massachusetts. He received his PhD from the California Institute of Technology in 1985 and joined the Harvard University faculty in 1987. His research covers a wide range of topics in atmospheric composition, with focus on model development and applications to interpretation of observations. Among his professional honors are the NASA Distinguished Public Service Medal (2003), the American Geophysical Union Macelwane Medal (1994) and the Packard Fellowship for Science and Engineering (1989). Jacob has published over 350 research papers and trained over 80 PhD students and postdocs in atmospheric chemistry modeling over the course of his career.