and council members serve staggered four-year terms, all elected by the city at large; city elections are held in November of odd-numbered years. Mayor Pam Hemminger, a former board of education member, was elected in 2015 and re-elected in 2017, 2019, and 2021. She is currently serving her fourth term. She defeated incumbent Mark Kleinschmidt, who in 2009 had been elected the first openly gay mayor of Chapel Hill, succeeding outgoing four-term Mayor Kevin Foy. The town adopted its flag in 1990. According to flag designer Spring Davis, the blue represents the town and the University of North Carolina (whose colors are Carolina blue and white); the green represents "environmental awareness"; and the "townscape" in the inverted chevron represents "a sense of home, friends, and community." The town's seal, has, since the 1930's, depicted Athena, the Greek goddess of wisdom and protector of cities. Having gone through several revisions, the seal, which also serves as the town logo, was most recently updated in 2005 to a visually simpler version. Education The Chapel Hill-Carrboro school district covers most of the towns of Chapel Hill and Carrboro, along with portions of unincorporated Orange County, and is recognized for its academic strengths. East Chapel Hill High School, Carrboro High School, and Chapel Hill High School have all received national recognition for excellence, with Newsweek in 2008 ranking East Chapel Hill High as the 88th-best high school in the nation, and the highest-ranked standard public high school in North Carolina. The small portion of Chapel Hill located in Durham County is part of Durham Public Schools. There are several private K-12 schools in Chapel Hill, including Emerson Waldorf School. Founded in 1789, the University of North Carolina at Chapel Hill is a public research university and is the flagship of the University of North Carolina system. The state's main youth orchestra, Piedmont Youth Orchestra, is based in Chapel Hill. Culture Though Chapel Hill is a principal city of a large metropolitan area, it retains a relatively small-town feel. Combined with its close neighbor, the Chapel Hill-Carrboro area has roughly 85,000 residents. Many large murals can be seen painted on the buildings. Most of these murals were painted by UNC alumnus Michael Brown. Also, for more than 30 years, Chapel Hill has sponsored the annual street fair, Festifall, in October. The fair offer booths to artists, craftsmakers, nonprofits, and food vendors. Performance space is also