Leslie Collier was from 1978 to 1986 Professor of Virology at the London Hospital Medical College, being succeeded in this post by John Oxford. John Oxford is Professor of Virology at St. Bartholomew's and The Royal London School of Medicine and Dentistry at the University of London. He isthe co-author of two standard texts on Influenza and Virology and has published 250 scientific papers throughout the world. Professor Oxford serves as the Scientific Director of Retroscreen, Ltd., the College's research virology company. Paul Kellam is Virus Genomics Team Leader at the SangerInstitute, Cambridge, and Reader in Host and Pathogen Interactions in the Department of Infection, MRC Centre for Medical Molecular Virology, University College London.