Philippe Ravaud is a professor of epidemiology at Paris Descartes University and adjunct professor at the Mailman School of Public Health (Columbia University). He is director of the INSERM Epidemiology and Biostatistics Research Center (Sorbonne Paris Cit√©), the French Cochrane Centre and the French EQUATOR center. His primary focus is methodological research to assess treatments in chronic diseases. His research activities have been structured around the following themes: non-pharmacological treatments, burden of treatment, meta-analyses and network meta-analyses as well as research on research (and especially interventional research on research). He has published 350 peer-reviewed papers, including 35 in the "big 6 journals".