Chair of the Federal Reserve

The Chair of the Board of Governors of the Federal Reserve System is the head of the central banking system of the United States. The job is known as "Chair of the Fed" or "Fed Chair". The chair is in charge of the Board of Governors of the Federal Reserve System.
The chair is chosen by the President of the United States from among members of the Board of Governors; and serves for four-year-terms after appointment. A chair may be appointed for many terms. William Martin was the longest serving chair, holding the position from 1951 to 1970. 
The current chair is Jerome Powell upon taking office on February 5, 2018.