Information: - Orange County is a county located in the U.S. state of North Carolina. As of the 2010 census, the population was 133,801. Its county seat is Hillsborough. - The University of North Carolina at Chapel Hill, also known as UNC, or simply Carolina, is a public research university located in Chapel Hill, North Carolina, United States. After being chartered in 1789, the university first began enrolling students in 1795, which also allows it to be one of three schools to claim the title of the oldest public university in the United States. - Chapel Hill is a city in Orange County, North Carolina (with some eastern portions in Durham County), and the home of the University of North Carolina at Chapel Hill and UNC Health Care. The population was 57,233 at the 2010 census; Chapel Hill is the 16th-largest municipality in North Carolina. - UNC Health Care is a not-for-profit medical system owned by the State of North Carolina and based in Chapel Hill, North Carolina at the University of North Carolina at Chapel Hill. It provides services throughout the Triangle and North Carolina. UNC Health Care was created in 1998, when the North Carolina General Assembly passed legislation that established the UNC Health Care System, bringing under one entity UNC Hospitals and the clinical programs of the UNC School of Medicine. The first hospital in what later became known as UNC Hospitals and the UNC Health Care System was North Carolina Memorial Hospital, which opened on Sept. 2, 1952. Then in 1989, the North Carolina General Assembly created the University of North Carolina Hospitals entity as a unifying organization to govern constituent hospitals. - Sarah Dessen ( born June 6 , 1970 ) is an American writer who lives in Chapel Hill , North Carolina . - The University of North Carolina is a multi-campus public university system composed of all 16 of North Carolina's public universities, as well as the NC School of Science and Mathematics, the nation's first public residential high school for gifted students. Commonly referred to as the University of North Carolina system or the UNC system to differentiate it from the original campus in Chapel Hill, the university has a total enrollment of over 183,001 students and confers over 75% of all baccalaureate degrees in North Carolina in 2008. What is the relationship between 'sarah dessen' and 'university of north carolina at chapel hill'?
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