Featuring Blue Origin founder Jeff Bezos, comedian Aziz Ansari, archaeologist Sarah Parcak and the band OK Go.
Featuring Hamilton composer Lin-Manuel Miranda, comedians Fred Armisen and Bill Hader, and Pluto explorer Alan Stern.
Featuring musician Rosanne Cash, artist Janet Echelman, filmmaker Bill Morrison, and bionic limb pioneer Hugh Herr.
Featuring novelist Dave Eggers, musician St. Vincent, engineer Adam Steltzner, and education scholar Caroline Hoxby.
Featuring activist Bryan Stevenson, inventor and entrepreneur Elon Musk, and musician Esperanza Spalding.