ROME – Dylan Thomas famously advised those facing death, “Do not go gentle into that good night … rage, rage against the dying of the light.” If anyone on the contemporary Catholic landscape appears to have taken that counsel to heart, it might well be the Peruvian Sodalitium Christianae Vitae (SCV), a scandal-plagued movement that seems to be waging a last-ditch offensive against its accusers and critics. In recent weeks, figures linked to the …