1. Section of Dentistry (Orthodontics) Department of Experimental and Clinical Medicine The University of Florence Italy
2. Department of Orthodontics and Pediatric Dentistry School of Dentistry The University of Michigan Ann Arbor Michigan
3. Emeritus of Cell and Developmental Biology School of Medicine The University of Michigan Ann Arbor Michigan
4. Center for Human Growth and Development The University of Michigan Ann Arbor Michigan
5. Private Practice of Orthodontics Ann Arbor Michigan