Jan Hillert has been Professor of Neurology at the Karolinska Institute, Stockholm, Sweden, since 2001, and in 2010 was appointed Chairman of the Department of Clinical Neuroscience. Professor Hillert has led a multiple sclerosis (MS) clinic for over 10 years and is  founding  chair  of  the  Swedish  Multiple  Sclerosis  Registry,  which  contains information  on  15,000  MS  patients.  He  is  actively engaged in several MS clinical trials and has published 240 peer-reviewed papers. Professor Hillert’s research primarily focuses on the  genetic  aspects  of  MS  and  has  contributed  to  the  discovery  of  several  MS  genes.  Additional  research  interests  include immunology and treatment aspects of MS, including treatment-induced antibodies. Current research efforts focus on translational epidemiology, integrating clinical, genetic, environmental, and public registry data both nationally and internationally.