1. The Snowball: Warren Buffett and the Business of Life - Why I like it? Because it allow a certain insight into his mind and business which let's face it, is great giving that he is one of the best investor in the world. But as much as you want to like him, he also show certain aspect of his life where you say to yourself, "What an asshole". Plain and simply.
2. Confessions of an Economic Hit Man by John Perkins. Amazon Book Review "From the author of the phenomenal New York Times bestseller comes an exposé of international corruption, and an inspired plan to turn the tide for future generations"
Have you read those biographies? If you did, what did you think and if not, what are you waiting for. Definitely worth it.