Catherine Deneuve, 60s bombshell actress, once said of Yves Saint Laurent: “Saint Laurent designs for women with a double life.” The immediate (and unexpected) successor to Christian Dior upon his untimely death, Yves’ Trapeze collection is generally regarded as the reason Dior continued to dominate wardrobes past the life of its progenitor. He kept it fresh. Mr. Dior’s own New Look collection defied a shell-shocked Europe constricted by WWII fabric rationing, proposing excess and…

