George A.W. Bruyn became a Dutch board-certified rheumatologist in 1989. From 1989 to 2009, he was a consultant rheumatologist with the Medisch Centrum Leeuwarden in Leeuwarden and the Antoniusziekenhuis in Sneek. From 2009 to 2019, he was Chair of the department of Rheumatology of MC Groep hospitals at Lelystad, the Netherlands. As of 2019 George is rheumatologist at the "Reumakliniek Flevoland".
In 1991, he co-founded the Dutch Working group on Ultrasonography. He is a founder of the Musculoskeletal Ultrasonography Study Group of the American College of Rheumatology (1999). Together with Dr. Wolfgang Schmidt, he has been an instructor of the basic and advanced workshops in ultrasonography which are held during the annual meetings of the ACR from 1999-2010. In addition, Dr. Bruyn is a member of the faculty of the EULAR ultrasound courses, is co-chair of the Sonography working group of OMERACT and is active for SonoSkills as trainer.
Dr. Bruyn (co)authored over 150 papers and book chapters in the field of rheumatology, including diagnostical and therapeutical aspects of osteoporosis, inflammatory disease and musculoskeletal ultrasonography.