Thomas Holder/Keith Ashcraft Endowed Chair in Pediatric Surgery Research; Professor of Surgery, University of Missouri-Kansas City School of Medicine; Director, Cardiac Surgery Research LaboratoriesCongenital Cardiac Surgery (Pediatric & Adult); Reconstructive Cardiac Surgery; Valve Salvage; Valve Repairs; Structural Heart Disease; Autografts, Allografts and Homografts; Complex Cardiac Reconstructions; Valve Transplants; Cell, Gene and Tissue Engineering; Bioengineered Personal Heart Valve