"During my eight years in the White House, although there was a lot of attention given to my fashion, my physical appearance, all of that, I made it a point to shy away from that conversation, because I was worried that it would become a distraction," Obama told Roberts of why she chose now, nearly one decade later, to open up on the topic.

First intended as an entrance for social events, the East Wing became the first lady's office space. Historians say the shift was a key part of professionalizing staff for the president's wife.