Ranjitha Krishna, MPH, MS, DMD, is an assistant professor in the Department of Periodontics at the College of Dental Medicine, Georgia Regents University (GRU) in Augusta. Her research interests include studying the association between periodontal diseases and various systemic diseases among different populations. Krishna teaches predoctoral dental students and post-graduate periodontal residents, while maintaining a faculty practice limited to periodontics and implant dentistry. She can be reached at: rkrishna@gru.edu.