Connecting decision makers to a dynamic network of information, people and ideas, Bloomberg quickly and accurately delivers business and financial information, news and insight around the world. Thirty miles west of Wall Street, in an anonymous office park set among rolling hills and shady streets, lurks a giant of the commodities world. Behind the bland facade in Berkeley Heights, New Jersey, lies the headquarters of Willem Kooyker, one of the most powerful and enigmatic traders in the game. For half a century, Kooyker has quietly ridden the ups and downs of oil, copper, cocoa and more, first in...