This is a very good and accurate biography if you are looking to learn more about Barack Obama from a neutral source.
“Since announcing his presidential campaign in February 2007, Obama has emphasized ending the Iraq War, increasing energy independence, and providing universal health care as major priorities. He married in 1992 and has two daughters. He has written two bestselling books: a memoir of his youth titled Dreams from My Father, and The Audacity of Hope, a personal commentary on U.S. politics. ”