Life in the PitsA former commodities trader gives an intimate glimpse into what it was like to work on the raucous exchange floors in the trading pits of Chicago and New York. In 1989, Brad Schaeffer was working as an artist when his trader brother invited him to visit the floor of the Chicago Mercantile Exchange. Schaeffer promptly quit his job and became a clerk in that most iconic arena of raw capitalism. During the next six years, Schaeffer rose from clerk to