John E. Grubb is a former Clinical Professor of Orthodontics at the University of Illinois, School of Dentistry. He is an Active Member of the Edward H. Angle Society, a Fellow of the Pierre Fauchard Academy, a Fellow of the American College of Dentists, a Fellow of the International College of Dentists, and a member of O.K.U.

He received his DDS from Georgetown University and his MSD and Certificate of Orthodontics from the University of Washington in 1971. He became a Diplomate of the American Board of Orthodontics in 1981 and was elected Director of the American Board of Orthodontics in 2001.  He was President of the American Board of Orthodontics 2008-09 and is now is an Emeriti of the American Board of Orthodontics.