Leadership – International Board of Orthodontics (IBO)

The IBO is the semi-autonomous certifying board of the IAO. IBO officers and IBO Members serve as clinical examiners for the IBO Diplomate Examination. All are Diplomates, and the term of office is three years, with eligibility for two additional three-year terms of service. Diplomate is the highest level of educational achievement recognition granted by the IAO.

IBO Officers and Members

Dr. Reuel Owen
IBO President
Galesburg, IL USA

Dr. Cary Fraser
IBO Vice-President
Sydney, NSW Australia

Dr. Edmund Liem
IBO Secretary
Chilliwack, BC Canada

Dr. Yosh Jefferson
IBO Treasurer
Westhampton Twp, NJ USA

Dr. A. John Campbell
IBO Member
Fryburg, PA USA

Dr. Mike Lowry
IBO Member
Lacombe, AB Canada

Dr. Maridin C. Munda-Lacson
IBO Member
Quezon City, Philippines

Dr. Wm. Lee Willis
IBO Member
Roseburg, OR USA

Rev. Ronald D. Retherford
IBO Public Member*
New Berlin, WI USA

*The IBO Public Member does not serve as an examiner for the IBO Diplomate Examination

International Association for Orthodontics
750 North Lincoln Memorial Drive, Suite 422
Milwaukee, WI 53202 USA
+1 414.272.2757 | Toll Free (U.S. and Canada): +1 800.447.8770 | Fax: +1 414.272.2754