Two books analyse what makes hedge-fund managers great—and reach very different conclusions
[size=1.3em]The Alpha Masters: Unlocking the Genius of the World's Top Hedge Funds. By Maneet Ahuja. Wiley; 245 pages; $29.95 and £19.99. Buy from Amazon.com, Amazon.co.uk The Hedge Fund Mirage: The Illusion of Big Money and Why It's Too Good To Be True.