Trisha E. O'hehir RDH, MS

Trisha O'Hehir 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.

Trisha 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 than 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 textbook Comprehensive Dental Hygiene Care, by Irene Woodall. Her articles have appeared in Hygienetown Magazine, RDH, JDH, JPH, Access, JDR, and JADA.

Trisha's awards include the 1991 Distinguished Alumni Award from the University of Minnesota, School of Dental Hygiene, and the Warner-Lambert/ADHA Excellence in Dental Hygiene Award in 1992. Trisha currently lives and works in Phoenix, Arizona, where she is the Past-President of the Arizona State Dental Hygienists’ Association.