In his new memoir, Words Without Music, Philip Glass tells the story of how he slugged a man in the jaw in Amsterdam. At a concert, a quarrelsome audience member climbed onto the stage and began banging on the composer's keyboard. That was in 1969, when Glass' repetitious, slowly evolving music fell on many ears like a needle stuck in the groove of a record.
Whether they're in a posh London school or in the slums of Kenya, in the midst of war or in a battle against bullies, kids take playtime very seriously.
That's what photographer James Mollison learned after spending five years photographing school playgrounds around the world. The project began in 2009, and took him to more than 50 schools in 17 countries.