Dr. Tim L. Jansen, (1963), has been trained into internal medicine (from 1989) in Academic Hospital St Radboud, Nijmegen and Rijnstate Hospital, Arnhem, where he did his PhD (April 1993) on ‘Pharmacological and vascular studies on the short-term effects of the atrial natriuretic factor.’ Since 1995 he was trained in rheumatology. From 1998 till September 2010 he was a rheumatologist staff member in the Medical Centre Leeuwarden, where he performed several studies, and coauthored on the subjects of biologicals in rheumatoid arthritis (RA) and treatment modalities in gout, 2 prospective RCTs included. Since October 2010 he staff member of the Department of Rheumatology of the UMCN St. Radboud Nijmegen. In 2006 he became president of the Committee of Quality and q.q. member of the Board of the Dutch Society of Rheumatology, and became involved in coauthoring “Consumer Quality index in RA”, the national guideline “Diagnosis and treatment of RA”, the national set of “quality indicators of RA”, and the national guideline “Appropriate use of Biologicals in rheumatic diseases”and took place in several (inter)national consensus meetings. He has taken place in several advisory boards, and from 1997 is a member of the medical advisory board of the Dutch Sarcoidosis Society (SBN).