Trisha O’Hehir, RDH, MS Trisha is an international speaker, author, educator and instrument designer. She was on the founding editorial board for RDH Magazine in 1980 and wrote the Periodontics Column for 14 years. In 1989, Trisha launched Perio Reports, and from 2004 to 2014 she was the Editorial Director of Hygienetown.  In 2013,  Trisha and two colleagues founded O'Hehir University, providing a 6-month path to degree completion for dental hygienists worldwide.  Trisha is a future focused speaker who presents thought provoking programs combining current research, practical applications and alternatives for the future.

Registrations Available

Achieve Health in 5mm Pockets that Bleed
LECTURE & LUNCH 8:30 am - 4:00 pm  
7 CEU Category I 


DOCTOR - $289 per person 

RDH/RDA - $189 per person 

*Registration less than 7 days prior to course, additional 10%. Refunds only if cancellation occurs more than one week before seminar. 

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Seminar Dates

Friday April 20, Albuquerque, NM
Saturday April 21, Las Cruces, NM
Friday May 4, Ann Arbor, MI
Saturday May 5, Frankenmuth, MI
Friday September 14, St Louis, MS
Saturday September 15, Kansas City, MS
Friday October 19, King of Prussia, PA
Saturday October 20, Hershey, PA
Friday October 26, Fairbanks, AK
Saturday October 27, Anchorage, AK
Friday November 2, Portland, ME
Saturday November 3, Newton, MA
Friday November 30, Charlotte, NC
Saturday December 1, Columbia, SC

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