She's a master at mixing J. Crew with Jason Wu, and they're the designers of two hugely successful clothing lines, and now First Lady Michelle Obama and Mark-Kate and Ashley Olsen are being recognized by TIME for their contributions to fashion.
The magazine, which puts out an annual list of the top world influencers, just debuted an All-TIME 100 Fashion Icons roundup, identifying the biggest style names since its 1923 launch.
So who didn't make the cut? Celeb stylist Rachel Zoe, supermodel Christy Turlington and Andy Warhol's muse Edie Sedgwick (even though the artist himself got a mention).