Andrew Heywood is author of such best-selling textbooks as Politics, Political Ideologies and Global Politics , used by hundreds of thousands of students around the world. He was Vice Principal of Croydon College, having previously been Director of Studies at Orpington College and Head of Politics at Farnborough Sixth-Form College. Andrew has had many years experience as an A-Level Chief Examiner for Government and Politics, and Principal Examiner for Political Ideologies and Global Politics. His main research interests are political theory and global politics.