WHAT CREATURE IS THIS?What is the Federal Reserve System? The answer may surprise you. It is not federal and there are no reserves. Furthermore, the Federal Reserve Banks are not even banks. The key to this riddle is to be found, not at the beginning of the story, but in the middle. Since this is not a textbook, we are not confined to a chronological structure. The subject matter is not a curriculum to be mastered but a mystery to be solved. So let us start where the action is.