The Bipartisan Campaign Reform Act of 2002, commonly known as the McCain–Feingold Act or BCRA, is a United States federal law that amended the Federal Election Campaign Act of 1971, which regulates the financing of political campaigns. Its chief sponsors were senators Russ Feingold (D-WI) and John McCain (R-AZ). The law became effective on 6 November 2002, and the new legal limits became effective on January 1, 2003.

Russell Dana Feingold is an American politician and lawyer who served as a United States Senator from Wisconsin from 1993 to 2011. A member of the Democratic Party, he was its nominee in the 2016 election for the same U.S. Senate seat he had previously occupied. From 1983 to 1993, he was a Wisconsin State Senator representing the 27th District.