P. Gayle O'Callaghan, Psy.D., was elected president of the Maryland Psychological Association Sept. 1.
Neil Kirschner, Ph.D., is president-elect.
Paul C. Brophy and James T. Cavanaugh 3d were named to the board of trustees at Mercy Medical Center.
Mary Rogers, R.N. has been promoted to nurse manager of North Arundel Hospital's Endoscopy Unit.