The authors Marie D. George, RDH, MS, is currently an Instructor in the Department of Dental Hygiene at Westmoreland County Community College in Youngwood, Pennsylvania, USA. Dani Botbyl, RDH, is a professional educator and researcher in the Department of Clinical Education at Dentsply Sirona in Toronto, Ontario, Canada. Timothy G. Donley, DDS, MSD, is currently in private practice in Periodontics and Implantology and is Adjunct Professor in the College of Health and Human Services at Western Kentucky University in Bowling Green, Kentucky, USA. Philip M. Preshaw, BDS, FDS, RCSEd, PhD, is Professor of Periodontology and Dean of Dentistry at the University of Dundee, in Dundee, UK.