North American Dental Group's new chief development officer and two other dental leadership moves from last week:
1. J. Don Spillers Jr., DMD, was appointed to the Georgia Board of Dentistry.
2. Pittsburgh-based DSO North American Dental Group named Todd Nickerson its chief development officer.
3. Steven Friedrichsen, DDS, dean of the Western University of Health Sciences College of Dental Medicine in Pomona, Calif., will retire July 1.