Save this story for later. At Joe Bidenâs Inauguration, Jill Biden wore a relatively unknown designer, Alexandra OâNeill, and chose to wear the color blue âfor the pieces to signify trust, confidence, and stability.âPhotograph by Patrick Semansky / AFP / Getty It was a strong day for coats. Senator Bernie Sanders, for instance, arrived at the most pomp-heavy and paparazzied political event of the year in a gruff, no-nonsense taupe parka from the Vermont-based snowboarding company Burton, which he paired with a pair of chunky, hand-knit mittens made from recycled wool. Woul...