In the wake of the unexpected passing of orthodontist William Proffit, DDS, PhD, the American Association of Orthodontists (AAO) announced that the 2019 Annual Session Planning Committee has designated the lecture period during which Proffit was due to speak as the William R. Proffit Memorial Lecture—Sunday, May 5, 2019, from 10:20 to 11:20 am.

Kevin O’Brien, BDS, FDS, DOrtho, PhD, of Manchester, United Kingdom, has accepted an invitation to give the lecture and will present “Standing on the Shoulders of a Giant: A Retrospective on Bill Proffit.”

O’Brien is a professor of orthodontics at the University of Manchester Health Science Center, where he received his dental degree and completed the orthodontic residency program. He also lectures internationally and is an active researcher who has published more than 150 articles in peer-reviewed publications. In addition, he publishes Kevin O’Brien’s Orthodontic Blog, which is read internationally and focuses on scientific topics and discussion pertinent to the specialty.

The 2019 Annual Session will take place in Los Angeles, May 3 to 7, 2019.