RIDGEWOOD, NJ - OCTOBER 12: Callista Gingrich signs copies of the book 'Treason & Hail To The Chief at Bookends Bookstore on October 12, 2016 in Ridgewood, New Jersey. (Photo by Manny Carabel/Getty Images)
RIDGEWOOD, NJ - OCTOBER 12: Callista Gingrich signs copies of the book 'Treason & Hail To The Chief at Bookends Bookstore on October 12, 2016 in Ridgewood, New Jersey. (Photo by Manny Carabel/Getty Images)