Tobias Kurth is Directeur de Recherche at the National Institute of Health and Medical Research (Inserm) Unit 708—Neuroepidemiology in Paris, France. He also holds the appointments of adjunct associate professor of epidemiology at Harvard School of Public Health, associate epidemiologist in the Division of Preventive Medicine at Brigham and Women’s Hospital, and lecturer in medicine at Harvard Medical School, in Boston, Massachusetts. He received his MD degree at the University of Tuebingen, Germany, training in neurology at the University Hospital of Essen, Germany, and a ScD degree in epidemiology from the Harvard School of Public Health. His areas of research interest and expertise are in neuroepidemiology, pharmacoepidemiology, and research methodology. He joined the BMJ in 2009 as editorial adviser and has served as consulting clinical epidemiology editor since 2010.