Has the U.S. Presidency Become a Dictatorship? (Update)

Sure, we all pay lip service to the Madisonian system of checks and balances. But presidents have been steadily expanding the reach of the job. With an election around the corner, we updated our 2016 conversation with the legal scholar Eric Posner — who has some good news and some not-so-good news about the power of the presidency. (Part one of a two-part series.)