| Marc A Suchard | Fielding School of Public Health, David Geffen School of Medicine, University of California Los Angeles |
| Marc A Suchard | Fielding School of Public Health, David Geffen School of Medicine, University of California Los Angeles |
| Edward C Holmes | Sydney Institute for Infectious Diseases, The University of Sydney |
| Philippe Lemey | Rega Institute, Laboratory for Clinical and Epidemiological Virology |