It's a measure of the importance ascribed to the World Economic Forum among world leaders that it can regularly attract the biggest names in business and economics, plus some of the world's political heavyweights, but in previous years there's also been something of a celebrity factor with Angelina Jolie rubbing shoulders with CEOs in 2006 and Bono attracting the paparazzi in 2007.

CNN: Davos 2008: Networking on the slopes