The backstory behind J.D. Vance's book Hillbilly Elegy. When professor Amy Chua faced cancellation after the release of her 2011 memoir “Battle Hymn of the Tiger Mother,” her student J.D. Vance sent an email that would set into motion his best-selling memoir “Hillbilly Elegy.” “I wrote right back, and I just said, ’You have to write your own book.’ ” Presented by Uber and X. | The Free Press