MD, FRCPI Clinical Professor of Medicine School of Medicine and Medical Science University College Dublin and Consultant Rheumatologist Mater Misericordiae University Hospital Ireland Geraldine McCarthy graduated in Medicine from University College Dublin, National University of Ireland. She received her Fellowship in Rheumatology at the Medical College of Wisconsin where she developed her interest in calcium crystal deposition diseases. Her research has focused on the biological effects of calcium-containing crystals in degenerative joint disease as well as in atherosclerosis and breast cancer and has been funded by many sources including the National Institutes of Health, Arthritis Foundation, American Federation for Aging Research, US Department of Defence and the Wellcome Trust. She was promoted to Associate Professor of Medicine at the Medical College of Wisconsin in 1996 where she remained until her return to Dublin, Ireland. She was appointed Consultant in Rheumatology at the Mater Misericordiae University Hospital, Dublin in 1999 where she continues to run a busy clinical practice and a clinical research program. She teaches as part of the University College Dublin Faculty of Medicine where she was appointed Clinical Professor of Medicine in 2009. She has current international collaborations in the UK, Europe, Australia, New Zealand and Canada, particularly in relation of calcium crystal deposition diseases as well as gout. She continues her involvement in bench research related to the pathogenesis of basic calcium phosphate crystal–induced joint disease. She participates in and contributes to numerous international collaborations related to gout. Other research interests include platelet activation in inflammatory arthritis and its role in enhanced cardiovascular risk, and use of plasma fibrinogen in the diagnosis and management of polymyalgia rheumatica. She also participates in collaborative studies of the pathogenesis of giant cell arteritis and HIV-associated bone pathology. She is the author of over 130 publications, including original manuscripts, editorials, reviews and book chapters and has spoken at many national and international meetings. She has been winner of several research and teaching awards and has mentored many medicine and science graduates in clinical practice and in research.