Aldolphus Williamson Mangum (1834-1890) was born in Orange Co NC to a large plantation owner. He attended Randolph-Macon College in Virginia and became a circuit rider preacher. He joined the Confederate Army in 1861. In 1875 he was elected as the chair of Mental and Moral Philosophy at UNC. He was remembered as an intense believer in the Lost Cause and Mangum Dormitory was named after him, his uncle, and his cousin in 1922.