Tim Marshall is a leading authority on foreign affairs with more than 30 years of reporting experience. He was diplomatic editor at Sky News, and before that was working for the BBC and LBC/IRN radio. He has reported from 40 countries and covered conflicts in Croatia, Bosnia, Macedonia, Kosovo, Afghanistan, Iraq, Lebanon, Syria and Israel. He is the author of the Sunday Times bestsellers Prisoners of Geography: Ten Maps that Tell You Everything You Need to Know About Global Politics and Divided: Why We're Living in an Age of Walls; Worth Dying For: The Power and Politics of Flags; and Shadowplay: Behind the Lines and Under Fire. He is founder and editor of the current affairs site TheWhatandtheWhy.com.