Twenty years ago America was fighting insurgents in Afghanistan and Iran. As state-on-state clashes become more likely, Randy George is the person in charge of preparing US forces for a new age (9:45). Private tutoring has long been common in East Asia, now it is spreading throughout the continent. And celebrating Lebanese novelist Elias Khoury (17:12).  Listen to what matters most, from global politics and business to science and technology—Subscribe to Economist Podcasts+ For more information about how to access Economist Podcasts+, please visit our FAQs page or watch our video explaining how to link your account.