The cover is shot by Luigi & Iango. (source)
Click here to view last year cover featuring Caroline Trentini, here to view 2014 cover featuring Cara Delevingne, here to view 2013 cover featuring Tao Okamoto, here to view 2012 cover featuring Daria Strokous, here to view 2011 cover featuring Florence Welch, here for 2010 cover with Raquel Zimmermann, and here for 2009 cover also with Raquel Zimmermann.