1 Professor and Chair of Oral Biology, Rutgers School of Dental Medicine, Rutgers University, Newark, NJ.
2 Distinguished Professor Emeritus, Division of Periodontology, Department of Orofacial Sciences, School of Dentistry, University of San Francisco, San Francisco, CA.
3 Professor, Pediatric Dentistry, College of Dentistry, The Ohio State University, Columbus, OH.
4 Professor of Oral Biology, Rutgers School of Dental Medicine, Newark, NJ.