He was endorsed by Log Cabin Republicans which supports same-sex marriage and other gay rights. The Log Cabin Republicans gave him their top award after he voted to repeal DADT. The Human Rights Campaign (HRC), an advocacy group which measures support for LGBT rights, has given Brown mixed ratings. In 2010, the HRC gave him a 33% score and in 2012 he was given a 55% score. The American Civil Liberties Union, which supports gay rights among other civil rights causes, gave Brown a rating of 50% in 2012.