An in-depth look at the innovative investment and business strategies behind Buffett's spectacular success. The new edition updates readers on the latest investments by Buffett. And, more importantly, it draws on the new field of behavioral finance to explain how investors can overcome the common obstacles that prevent them from investing like Buffett.

Building a concentrated portfolio is critical for investment success. THE WARREN BUFFETT PORTFOLIO introduces the next wave of investment strategy, called focus investing. A comprehensive investment strategy used with spectacular results by Buffett, focus investing directs investors to select a concentrated group of businesses by examining their management and financial positions as compared to their stock prices. A strategy that has historically outperformed the market, focus investing is based on the principle that a shareholder's return from owning a stock is ultimately determined by the economics of the underlying business.