Tim Marshall is a renowned foreign affairs expert with more than 30 years of expertise in the field. He worked for the BBC and LBC/IRN radio before joining Sky News as diplomatic editor. He has covered hostilities in Croatia, Bosnia and Herzegovina, Macedonia, Kosovo, Afghanistan, Iraq, Lebanon, Syria, and Israel. Prisoners of Geography: Ten Maps That Tell You Everything You Need to Know About World Politics, Divided: Why We're Living in an Era of Walls, Worth Dying For: The Power and Politics of Flags, and Shadowplay: Behind the Lines and Under Fire are among his Sunday Times bestsellers. He is the founder and editor of TheWhatandtheWhy.com, a website dedicated to current events.