Copyright is a set of protections afforded to the author of an original work. In the United States, copyright arises from Article I, §8 of the United States Constitution, which allows Congress "[t]o promote the Progress of Science and useful Arts, by securing for limited Times to Authors and Inventors the exclusive Right to their respective Writings and Discoveries." The specific laws governing copyright are found primarily in 17 U.S.C. §101ff., as well as court rulings that interpret this legislation: