Among the signatories who say they “are convinced that in the Oval Office, he would be the most reckless President in American history” are: Tom Ridge, the first head of Homeland Security; Kori Schake, former head of strategy at the National Security Council; John Negroponte, the first Director of National Intelligence; William H. Taft IV, great-grandson of Republican President Taft and former Deputy Defense Secretary; Dov Zakheim, former Undersecretary of Defense for policy; his son, Roger Zakheim, former deputy assistant Defense Secretary; and Michael Hayden, former director of the CIA as well as the National Security Agency.
The authors say they “have doubts” about Hillary Clinton and will not vote for Trump. Among the reasons: