Fashion Vocab: Bias Cut Wulfka Madeleine Vionnet 1930s Vionnet Inspired Silk Wedding Dress Sweet Disorder Vintage Madeleine Vionnet an introduction V&A You Need a Bias cut Dress in Your Closet. Sew This Slip Dress. 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