Last month the U.S. Supreme Court upheld a pair of Arizona laws limiting voter access to the polls, emboldening Republican-led states to pass restrictive measures that discourage election participation. As scholar Carol Anderson explained in Season One, such laws hark back to America’s long history of disenfranchising minorities. She says the core safeguards of the 1965 Voting Rights Act are unraveling — even as citizens across the country keep fighting to protect the kernel of democracy: their ballots.