A new blood
The change in Dior's work was, no doubt, caused by his new first assistant, the young Yves Saint Laurent, who was hired in 1955. Since then, Dior started to drift away from the New Look line. The cuts got boxier, ignoring the bust, waist, and the hips. As it is visible from this dress from 1956, nonetheless, the demand for the classic Dior pieces was still huge.