What fashion designer (clothes not accessories, shoes, nor outerwear) did Nancy Pelosi wear when she was Speaker of the House wear and why?

1. What fashion designer (clothes not accessories, shoes, nor outerwear) did Nancy Pelosi wear when she was Speaker of the House wear and why?
You must get both parts to receive credit.
2. Who is the “Dread Pirate Robert”? (hint it has nothing to do with “Silk Road”) Your answer must be 9 or fewer words be exact!