In 'Rebel Queen,' a chess grandmaster battles sexism and communist control

At four years old, Susan Polgar was already playing chess — and winning. At 15, in the mid-1980s, she was already the top-ranked woman in the world. By 1991, she’d become a grandmaster. The former Webster University chess coach discusses her new memoir, “Rebel Queen: The Cold War, Misogyny, and the Making of a Grandmaster.”