Rathna Devi Vaithilingam graduated with a Bachelor of Dental Surgery and Masters in Clinical Dentistry from the University of Malaya. She previously worked in the Ministry of Health as a consultant periodontist before joining University Malaya as a Senior Lecturer in 2008. She is currently an Associate Professor in the field of Periodontology in the Faculty of Dentistry. She has been a principal investigator in various research projects pertaining to periodontal-systemic relationship, genetic studies associated with periodontal disease and periodontal regenerative therapy. Her research output has been published in various peer- reviewed international and local publications. She has presented internationally and locally on her area of expertise. She was previously President of the Malaysian Society of Periodontology and is also a member of various national and international professional bodies. She is an Editorial Board member of the Annals of Dentistry University Malaya and the Journal of International Academy of Periodontology.