Trisha E. O'hehir RDH, MS, PhD
Trisha is an international speaker, author, instrument designer, inventor. Trisha attended the University of Minnesota where she received degrees in Dental Hygiene and Higher Education. Four decades as a dental hygienist have included private practice in the United States and Zurich, Switzerland as well as faculty positions at the Universities of Minnesota, Washington, Arizona and Louisville.
She pioneered the position of Periodontal Therapist in Arizona and worked for several years teaching local anesthesia and providing local anesthesia in an oral surgery practice. In addition to extensive clinical practice experience, she is an instrument designer, international lecturer, and is also on the Board of Directors of AD World Health, a foundation dedicated to bringing healthcare to the underserved. Previously, Trisha was the Editorial Director of Hygienetown.com and President of the Perio Reports Press.
Trisha authored more 26 years of Perio Reports research summaries, hundreds of articles bridging the gap between science and practice, the textbook Compendium of Current Research, the cartoon book The Toothpaste Secret and contributed to the text book Comprehensive Dental Hygiene Care, by Irene Woodall. Her articles have appeared in Hygienetown Magazine, RDH, JDH, JPH, Access, JDR and JADA.