Derman’s tale recounts his adventures with quants, traders and other high fliers on Wall Street as he became the best-known quant in the business. He describes the struggles of research and his interactions with an assorted cast of famous scientists. He relates his impressions of some of the most creative minds on Wall Street, including Fischer Black, with whom he collaborated on the widely used Black-Derman-Toy model of interest rates. Throughout his story he reflects on the appropriate way to apply the refined methods of physics to the hurly-burly world of markets and the people that inhabit them.