Forty-three years ago this week, the number one tennis star in the world, 29-year-old Billie Jean King, agreed to take on 55-year-old Bobby Riggs, in a match dubbed the “Battle of the Sexes.”
Read MoreBillie Jean King: “Bobby Riggs — he was the former number one player, he wasn’t just some hacker. He was one of my heroes and I admired him. And that’s the reason I beat him, actually, because I respected him.” She spoke with Pat Mitchell at TEDWomen2015. Photo: Marla Aufmuth/TED