Samuel O. Dorn, DDS, former chair of the department of endodontics and program director at The University of Texas Health Science Center at Houston, where he holds the Frank B. Trice, DDS, Endowed Professorship in Endodontics. He is immediate past presidentof the International Federation of Endodontic Associations and the 2013 recipient of the Coolidge Award given by the American Association of Endodontists for lifetime achievement.
