ON THE RUNWAY on Instagram: "Master Yves Saint Laurent sketching for the house of Dior. Yves Saint Laurent’s formative years at Dior were decisive in shaping both his career and the future of fashion. After moving to Paris as a teenager, he was introduced to Christian Dior in 1955 and quickly became his most trusted assistant. When Dior died in 1957, Saint Laurent was appointed artistic director at just 21 yo. His debut collection, marked a clear departure from Dior’s structured New Look, propos