Christian Groth1, Neal D Kravitz2, Jeffrey M Shirck3. 1. Private Practice of Orthodontics in Birmingham, MI; Motor City Lab Works, Birmingham, MI. groth@tdrortho.com. 2. Journal of Clinical Orthodontics; Private Practice of Orthodontics in South Riding, VA. nealkravitz@gmail.com. 3. Private Practice of Orthodontics in Pataskala, New Albany, and Westerville, OH.