"For my very first day in union construction I was sent to a bank in downtown Boston where a journeyman needed a hand pulling wire. Arriving early with my new tools and pouch, I knocked on the glass door in the high-rise lobby and explained to the guard that I was a new apprentice working for the electrical contractor. He refused to let me in. So I sat down on the tile floor, my backpack and toolpouch beside me, and waited for the man whose name...