Pointe break: ballet's destructive power laid bare in Sergei Polunin documentary

Steven Cantor’s intimate film about the rebellious dancer exposes the pressures heaped on young prodigies – and has vital lessons for the industryIn Dancer, Steven Cantor’s new film about Sergei Polunin, there’s heartbreaking footage of the dancer when he was eight years old. Wide-eyed, gappy-toothed and lit by an irrepressible grin, little Sergei spins, tumbles and balances with a grace astonishing in one so young. As Polunin’s grandmother comments, “He used