Anna Wintour Chief of Vogue Magazine is the most powerful woman in fashion. She has more experience in fashion than any other living woman. It is Anna Wintour who decides whether the colour red is going to be the new black. She is known for her icy stare and tyranny in the workplace. Anna Wintour virtually owns all the front rows at fashion weeks and always wears dark Chanel sunglasses. She is a powerful icon-head.