Unlike most politicians, Donald Trump's thoughts are laid bare via his Twitter feed. His State of the Union promise of a "new American moment" shows his intention to reinvent traditional politics.
Walt Rostow argued communism was incompatible with economic development and was influential in persuading Presidents Kennedy and Johnson to get more involved in Vietnam.
Hoover abused his power as FBI director to serve presidents' interests. The reforms that followed were set up to prevent it from happening again.
Franklin D. Roosevelt is famous for really getting a lot done fast. Will history remember Trump so kindly?
President Trump recently repeated his pledge to eliminate the 63-year-old law, which bans charities from engaging in political activities, at the National Prayer Breakfast.
Both Hillary Clinton and Donald Trump have called for improved child care. There is already a long history of child care policy initiatives in the U.S.; most of them have been unsuccessful.
Both Trump and Clinton's reference to children in their campaigns could be cause for concern.
The last time a president nominated a Supreme Court justice during his last year in office was in the tumultuous year of 1968. It didn't go well.