UPDATED SEPTEMBER 11TH 2014: The cover was photographed by Kacper Kasprzyk.
She looks absolutely gorgeous here! (source)
Click here to view last year cover featuring Hailee Steinfeld, here to view 2012 cover featuring Victoria Justice, here to view 2011 cover featuring Lily Collins, here for 2010 cover with Justin Bieber, and here for 2009 cover with Taylor Lautner.