When Carol Loomis first mentioned a little-known Omaha hedge fund manager in a 1966Fortunearticle, she didn t dream that Warren Buffett would one day be considered the world s greatest investor nor that she and Buffett would quickly become close personal friends. As Buffett s fortune and reputation grew over time, Loomis used her unique insight into Buffett s thinking to chronicle his work forFortune, writing and proposing...