Recorded at the CEPR Paris Symposium. Recent research shows that our sex and race still affect our life chances. New evidence investigates whether class is still important in one profession that's close to home: academia. Anna Stansbury of MIT talks to Tim Phillips about what we mean when we talk about class, how it affects the careers of academics who get their PhDs from the top universities in the US – and why the class system, at least in academia, still exists.