To support an annual lectureship in which noted clinicians and researchers may present lectures to residents, alumni and invited guests of DCG, as well as provide a reception/lounge area for the distinguished department guest to be fondly named the Thomas J. Zwemer Zone in the Dental College of Georgia. Selection of the lecturer shall be determined by the Chairman of the Department of Orthodontics and the Dean of the School of Dentistry. If none or part of the income is unused, the Foundation shall be authorized to invest the unused income until such income is required for said purpose.