He has had a long-standing interest in improving the care of children born with disorders of sex development (DSD), and he has played an integral role in establishing the University of Michigan Clinical Center for DSD. He has also taken a delight in providing charity care to children from around the world with complex urological problems. Dr. Park has contributed his scholarly work at numerous international, national, and regional meetings and publications, receiving many honors and accolades. His research excellence has been recognized in the form of numerous grants and awards from the National Institute of Health (NIH), Urodynamic Society, American Academy of Pediatrics, Society for Basic Urological Research, and the American Urological Association. His greatest joy at the University of Michigan remains the extraordinary collegiality and friendship with mentors, physicians, residents, students and nurses, and the never-ending lessons of strength and courage from the children and the families who daily conquer the pain and suffering with an amazing grace.