Dr Ali Guermazi is a Professor of Radiology & Medicine at Boston University School of Medicine. His research focuses on imaging the musculoskeletal system, especially in characterizing the magnetic resonance imaging (MRI) and X-ray changes that occur in osteoarthritis. His work also focuses on imaging in sports medicine and especially the role of MRI in preventing sports injuries and predicting return to play. Dr Guermazi was the Expert Radiologist to the IOC during Rio de Janeiro Olympics 2016. He is the founder and Director of the Quantitative Imaging Center (QIC) within the Department of Radiology at Boston University School of Medicine, Boston, MA, a research group focusing on Musculoskeletal Radiology and especially MRI that provides radiological analysis services for industry, foundation or NIH-sponsored trials. Professor Guermazi was the Deputy Editor of the musculoskeletal imaging section for the RADIOLOGY journal from 2013-2019. He has authored or co- authored more than 560 peer-reviewed papers and made numerous scientific presentations at national and international osteoarthritis, rheumatology and radiology meetings.