The cover stars are Kristen Wiig, Sam Claffin, Alexa Chung and Nicole Kidman. (source)
Click here to view last year covers featuring Rebel Wilson, Myleene Klass, Daniel Radcliffe and Zooey Deschanel. Click here to view 2012 covers featuring Kylie Minogue, Fearne Cotton and Eva Longoria, here for 2011 cover with Adele. Click the links for 2010 covers with Lily Allen and Zoe Saldana, and here for 2009 cover with Katy Perry.