When Philadelphia's Daniel Gallagher graduated from high school about 25 years ago, he gravitated toward plumbing because his friend’s father practiced the trade. But there’s an alternate reality where Gallagher became a history teacher.
Most of his peers in the neighborhood either enlisted in a military branch or started working a trade, but Gallagher actually visited a couple of colleges with the thought of getting a teaching degree and teaching history.“I still read a lot of history. There’s a lot of history in Philadelphia, including the country’s first trade school opening here,” he says, a fact probably little known to most
