The Human Rights Campaign (HRC) is the largest LGBTQ+ advocacy group and civil rights organization in the United States, working to achieve lesbian, gay, bisexual, transgender, and queer (LGBTQ+) equality in policy, culture, and society. It engages in lobbying, public education, and corporate accountability efforts, including rating corporate equality through its annual Corporate Equality Index (CEI) that assesses U.S. businesses on LGBTQ+ workplace inclusion.