John Woollard is a Principle Research Technologist in the Lilach Lerman Renovascular Disease Research Laboratory at the Mayo Clinic in Rochester Minnesota. He is part of the team that studies the development and application of techniques to study renal and cardiovascular physiology and pathophysiology in animal models and in humans. Focus areas include the development, interpretation, and implementation of physiologic imaging and image analysis techniques using multi-detector CT and MRI, development and application of cell based therapies for microvascular repair, and the pathophysiology of renovascular disease, hypertension, and cardiac adaptation.