There are many, many presidential biographies. Now someone is reading many of them for you, rating them, and providing reviews on his blog. Stephen Floyd is an investment banker and an “avid fan of American history.” He has merged his love of American history and great biographies to focus on finding the best biographies of each president. In 2012, he started with George Washington and is now working on biographies of Richard Nixon. See his blog for the list of biographies and his reviews.