There have been nine coups in seven African countries over the past three years – some analysts have called it a coup contagion, the Secretary-General of the UN called it a coup epidemic. Each country has its own circumstances, but there are common factors linking them.Geoff York, The Globe’s Africa Bureau Chief, joins us to explain why so many countries are facing coups, what it means for the people of those countries, and what role other countries like Russia, China and the US have in what’s going on.Questions? Comments? Ideas? Email us at thedecibel@globeandmail.com