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Our school

Who Are O’Hehir University Professors and Professional Contributors?

The core faculty of O’Hehir University is made up of dedicated Dental Hygienists with extensive clinical practice, business and research experience. The three founding faculty members have expertise in areas specific to the needs of the clinical dental hygienist. Trisha E. O’Hehir has a dental hygiene career spanning four decades, with a specific interest in prevention of dental disease. Sarah Cottingham has both clinical experience and business acumen. Sarah has provided and now teaches use of the periodontal endoscope in clinical practice and is the CEO of BCS Leadership which helps dental offices across the USA achieve their practice and financial goals. Tim Ives is a UK based Dental Hygienist with Royal Air Force experience and a keen interest in CAMBRA and Minimally Invasive Dentistry (MID). He and colleague Dave Bridges launched the DentalVillage.com website specific to MID.