Tension between the court and Legislature arises from recent court decisions, such as the redistricting battle, with accusations of "legislating from the bench" and differing views on the role of judges in interpreting the law.

Mr. Menand is the author of "The Fed Unbound: Central Banking in a Time of Crisis. " On Wednesday, the Supreme Court will consider whether President Trump violated the Federal Reserve Act when he tried to fire Lisa Cook, a member of the Federal Reserve's Board of Governors.