Scenes From the Picket Lines

Teaching assistants' unions lost a major legal battle, but they are still fighting

By now it seems written into the academic calendar: With spring come the police barriers, the bullhorns, and the sandwich boards. Every April campus labor activists across the country head outside. Strikes, teach-ins, and rallies bloom like daffodils.

But not every spring is the same.

For graduate-student labor activists, the past five years have seen historic gains -- and a sudden