美国 现代美国 

 Biography： 《巴拉克·奥巴马》 Read works of Heather Lehr Wagner at 历史大观 Read works of Heather Lehr Wagner at 小说之家

　　In the political field work published over 30 academic books, mainly concerned about the life experiences of successful people. Her degree in political science at Duke University and College of William and Mary Master's degree by the Government are with his family lives in Pennsylvania.