While presidents have been at odds before, there is often a sort of camaraderie among the small club of individuals who have served in the highest office in the land.

He’s been putting together thoughts for a book he ... including the other living former presidents, to speak out against Trump’s plans. “One of the stabilizing influences in the history ...

He’s been putting together thoughts for a book he’s hoping to sign ... In fact, O’Malley said, he hopes that Biden will encourage more people, including the other living former presidents, to speak ...