Deconstructing: bias cut dresses The National The bias cut and Madeleine Vionnet Europeana Bias cut gown, Rose Amado, c. 1935, Goldstein Museum of Design. Madeleine Vionnet is typically credited with inventing bias cutting. It's actually untrue. Cutting on the bias had been in use long before, typically for things like ruffles, and by the start of Cutting the Bias: Madeleine Vionnet