IB History Exam Study Guide by Dr. Juan R. Cespedes, Ph.D. A comprehensive study guide for students preparing for the IB examination, extensively covering material on papers 1, 2, & 3. Also an excellent review source for any student of contemporary history (years 1848-2008). Examines the root causes of events leading to the history of the 20th century, as well as thought provoking material necessary for the critical thinking aspects found in IB examinations. Dr. Juan R. Cespedes' scholarly perspective is concise and covers the following topics: "Communism in Crisis: 1976-1991," "Causes, Practices and Effects of Wars," "Origins and Development of Authoritarian and Single Party States," "The Cold War," and "History of the Americas.""