Oleg Cassini: The Architect of a Decade’s Glamour Oleg Cassini, born Oleg Aleksandrovich Loiewski in Paris on April 11, 1913, wasn't simply a fashion designer; he was a cultural architect who profoundly shaped the aesthetic landscape of mid-20th century America. His story is one of aristocratic exile, artistic training, and ultimately, a masterful translation of European elegance into the vibrant, optimistic style of the 1950s and ear…