Milwaukee's spectrum school for pregnant and at-risk teens tried hard to keep God at arm's length. The private school was established in buildings next to a Catholic parish, but the school went through the formality of buying the property from the church for $1. The teacher providing the students with moral direction was not a priest but a former priest. And, yes, there was a giant cross carved in the side of one of the school's buildings, but it was covered over with a cross-shaped air-conditioning unit.
Private schools like Spectrum had good financial reason to exclude religion. Under Milwaukee's pioneering...