Will Professors Strike in Pennsylvania's State-College System?

Professors at Pennsylvania's 14 state-run universities have given their union leaders the authority to call for a strike, but if history is any guide, the stalled negotiations will be resolved before professors walk out of classrooms.

Since 1985, the Association of Pennsylvania State College and University Faculties has taken strike-authorization votes three other times. And each time a deal was reached without a strike.

This time 90 percent of the 5,500 faculty members voted,