Gideon Rachman is chief foreign affairs commentator for the Financial Times. His book “Zero-Sum World” was published by Atlantic in 2011 and has bee translated into eight languages. He writes a weekly column on foreign affairs for the FT. Before joining the paper in 2006, he worked for The Economist for 15 years in a range of jobs, including as a foreign correspondent in Brussels, Bangkok and Washington. Mr Rachman read history at Cambridge University and has been a visiting fellow at the Woodrow Wilson school at Princeton University. He is married with four children.