Brian Gerrity, a Maranacook Community School graduate, was recently named the athletic director at Mercer University in Macon, Georgia. (Photo courtesy Mercer University by Leah Yeller)College athletics is changing rapidly, particularly Division I college athletics. Gerrity, and every other Division I athletic director, is answering questions just a few years ago nobody thought needed to be asked. AdvertisementIt helps that Gerrity has been at Mercer since 2012, the past five years as senior associate athletic director for the Mercer Athletic Foundation. Gerrity’s grandfather, Thomas Gerrity, was a college athletic director at Jersey City State College (now New Jersey City University).