The cover is shot by Steven Meisel. (source)
Click here to view last year cover featuring Lexi Boling, here to view 2014 cover featuring multiple models, here to view 2013 cover featuring Doutzen Kroes, here to view 2012 cover featuring Carolyn Murphy, here to view 2011 cover featuring Stella Tennant, here for 2010 cover with Miranda Kerr, and here for 2009 cover with Sasha Pivovarova, Ash Stymest, Jamie Bochert, Christian Brylle, Max Rogers, Anna Jagodzinska and Will Lewis.