Tom Jefferson is a British epidemiologist, based in Rome, Italy, who works for the Cochrane Collaboration. Jefferson is an author and editor of the Cochrane Collaboration's acute respiratory infections group, as well as part of four other Cochrane groups. He was also an advisor to the Italian National Agency for Regional Health Services. In 1999, Jefferson was one of the founding members of the Brighton Collaboration along with Harald Heijbel, Ulrich Heininger, Robert Chen, and Elisabeth Loupi. He has worked on Cochrane reviews examining the effectiveness of the anti-viral oseltamivir and the influenza vaccine. Source: Wikipedia (en)