INTERNATIONAL QUARTERLY

Most recently London bureau chief and now a contributing editor, McGuire was a correspondent and editor at Newsweek magazine across three decades. He is the author of "Streets with No Names: A Journey into Central and South America."

Richard Sambrook joined the BBC in 1980 and has worked in a range of senior roles since then, including editor of the Nine O'clock News; Director of Sport and Director of News. Since September 2004, he has been Director of Global News and responsible for all the BBC’s international news services in 33 languages across radio, TV and the internet, with a weekly audience of 230 million people.

Jonathan Powell was Tony Blair's Chief of Staff from 1995 to 2007. He is the author of Great Hatred, Little Room Making Peace in Northern Ireland.

Hu Shuli, a journalist in China for over 25 years, is the founding editor of Caijing, China’s leading finance and economics magazine. In 2003 she was named the World Press Review’s International Editor of the Year, and in 2007 won the Louis Lyons Award for Conscience and Integrity in Journalism awarded by the Nieman Foundation at Harvard University.

Roger Alton was editor of the Observer, one of the world's leading Sunday newspapers, from 1998-2007. The paper was named Newspaper of the Year in 2007, and Roger was twice named editor of the year. In April he was appointed editor of the Independent, a position he will take up in July. He also writes about skiing and general sports for various publications.

Dr. Mo Ibrahim is working to support great leadership and strengthen governance in Africa through the Mo Ibrahim Foundation, the philanthropic initiative he established in 2006. He was previously the founder and Chairman of Celtel International, one of Africa's most successful businesses. Dr Ibrahim has a PhD in Mobile Communications.

Frances Cairncross is Rector of Exeter College, Oxford, and a member of Scotland's Council of Economic Advisers. She was on The Economist for 20 years and wrote The Death of Distance, a book about the economic and social implications of the internet.

Rt Hon Dr Denis MacShane MP was Europe Minister and Deputy Foreign Secretary in Tony Blair's government. He currently serves as UK delegate to the Council of Europe and Nato Parliamentary Assembly. He serves on the Council of the Royal Institute of International Affairs. He an Honorary Fellow of Birkbeck College.

Jorge Castañeda was Foreign Minister of Mexico from 2000 to 2003. In 1997, he was appointed Global Distinguished Professor of Political Science and Latin American Studies at New York University. He is a Member of the Board of Human Rights Watch and of One Laptop per Child (OLPC).

Jeremy O'Grady is Editor in Chief of The Week, the popular subscription and newsstand weekly and cofounder of the debating forum, Intelligence Squared. A former research fellow at the London Business School, he spent much of the past decade at the British Board of Film Classification where he was a senior examiner.

Former Under-Secretary-General of the United Nations and now Chairman of Dubai-based Afras Ventures, Tharoor's most recent book, The Elephant, the Tiger and the Cell Phone, is an exploration of India's transformation over the last 60 years.

Andrew Nagorski is Director for Public Policy and Senior Fellow at the EastWest Institute in New York, Nagorski was a foreign correspondent and editor for Newsweek for the past 35 years. His most recent book is The Greatest Battle: Stalin, Hitler, and the Desperate Struggle for Moscow that Changed the Course of World War II.