Phil Saviano, starting before he was 12, was repeatedly molested by a Catholic priest in Boston. Decades later, believing he was dying of AIDS, Saviano passed up hush money from the Church so he could expose the pedophilia problem in the Church. Saviano approached the Boston Globe in 1998. They weren’t interested. Then they wrote about individual priests but not the broader problem. In 2001 the Globe published increasingly aggressive articles about the Church’s dirty— and widespread— secret. There were scores of abusers, and hundreds of victims, in Boston alone. But Bishops were protected, and individual priests were moved around...