The cover is shot by Albert Watson. (source)
Click here to view last year cover featuring Elle Fanning, here to view 2017 cover featuring Gigi Hadid, here to view 2016 cover featuring Grace Hartzel, here to view 2015 cover featuring Kendall Jenner, here to view 2014 cover featuring Miranda Kerr, here to view 2013 cover featuring Karlie Kloss, here to view 2012 cover featuring Aymeline Valade, here to view 2011 cover featuring Lara Stone, here for 2010 cover with Lily Donaldson, and here for 2009 cover with Tao Okamoto.