By Gideon Rachman
Ever since the late Samuel Huntington predicted that international politics would be dominated by a “clash of civilisations”, his theory, first outlined in 1993, has found some of its keenest adherents among militant Islamists.

Turmoil in Turkey
Turkey suffered its worst terrorist attack at the weekend, but rather than uniting the country in grief, it has exacerbated suspicions that the ruling AK party is intent on stoking ethno-sectarian tensions ahead of next month’s elections. Ben Hall discusses the crisis with Daniel Dombey and David Gardner.

(c) WEF

Holding the World Economic Forum in a ski resort in the Alps sounds like an eccentric decision. In fact, the choice of Davos as a location for the WEF is very clever. It is such a pain to get here that once the delegates are in Davos, they feel compelled to stay. If the WEF took place in a big city, there would be a lot more flitting in-and-out. Read more

A resurgence of global terrorism?
The terrible attack on the Westgate shopping mall in Nairobi has refocused the world’s attention on the threat of urban terrorism. Gideon Rachman is joined in the studio by defence and diplomatic editor James Blitz, and down the line from Nairobi by Katrina Manson, east Africa correspondent to discuss whether we are facing a resurgence of global terror.