Guests: Atul Gawande, Kathryn Bigelow, Josh Barro, Josh Gad, Wes Moore.Guests: Atul Gawande, Kathryn Bigelow, Josh Barro, Josh Gad, Wes Moore.Guests: Atul Gawande, Kathryn Bigelow, Josh Barro, Josh Gad, Wes Moore.