Augustinian Father Michael F. DiGregorio (center), assistant general, is the principal celebrant of the 50th anniversary Mass of St. Augustine Preparatory School, Richland, on Thursday, Sept. 10. Pictured, from left, are Deacon David O’Connor; Father Paul W. Galetto, (partially hidden), president of St. Augustine; Father Donald F. Reilly, prior provincial, Province of Saint Thomas of Villanova; Father DiGregorio; Father Ronald A. Hamaday; Deacon Dr. William DiLiberis (class of 1972); and Father Martin L. Smith. The Mass was celebrated in the school gymnasium. Below, Father Reilly presents the presidential medallion to Father Galetto. The presidential medallion is typically worn over the academic regalia by college/university or prep school presidents on academic occasions, such as graduation and anniversaries.