Bert ChapmanBert Chapman is Government Information and Political Science Librarian and Professor of Library Science at Purdue University, USA. He is author of Geopolitics: A Guide to the Issues (Praeger/Bloomsbury, 2009), Military Doctrine: A Reerence Handbook (Praeger/Bloomsbury, 2009), and Space Warfare and Defense: A Historical Encyclopedia and Research Guide (ABC-CLIO/Bloomsbury, 2008). Read More Read Less