Dr. Clark was in private practice dentistry from 1983-1989. From 1992-1997, he was in periodontics private practice. In 1998, Dr. Clark joined the Department of Family Dentistry as a visiting assistant professor and he is now clinical assistant professor.

Dr.Ganesan joined the Department of Periodontics as an assistant professor in June 2019. Prior to his move to the University of Iowa, Dr.Ganesan completed his PhD and certificate in periodontics at the Ohio State University in 2018 and a dental clinical research/post-doctoral fellowship (with Dr.Jacqueline Mays) at the National Institute of Dental and Craniofacial Research/ National Institutes of Health (NIDCR/NIH) in 2019. Dr.Ganesan is a credentialed medical staff at the Clinical Center at the NIH, Bethesda, MD and is a guest researcher at the Oral Immunobiology Unit, NIDCR, NIH.

Prior to joining the faculty at the College of Dentistry in the fall of 1985, Ms. Slach had experience in private practice and public health dental hygiene as well as practicing at the University of Iowa in Hospital Dentistry.

Dr. Williamson joined the University of Iowa College of Dentistry in 2018 as an assistant professor in the Department of Periodontics after completing her M.S. and certificate in periodontology at the University of North Carolina at Chapel Hill in 2018.