Juan Molina-Collada has been working as a consultant rheumatologist specialized in ultrasound at Gregorio Marañón University Hospital in Madrid since 2019. In addition to his clinical work, he has been a member of the EULAR-EMEUNET Education Sub- Committee and serves as the coordinator of the Musculoskeletal Ultrasound Group of the Spanish Society of Rheumatology. He has published in the fields of vasculitis, rheumatoid arthritis, and spondylarthritis. He has participated in EULAR recommendations on imaging in vasculitis and on the use of targeted therapies in patients with arthritis and cancer. Currently, his primary research interests revolve around the use of imaging, with a particular focus on ultrasound for the diagnosis and monitoring of rheumatoid arthritis and large vessel vasculitis.