The cover was shot by Zee Nunes and styled by Daniel Ueda. Amanda is wearing Ralph Lauren Spring Summer 2015 dress on the cover. (source)
Click here to view last year cover featuring Alessandra Ambrosio, here to view 2013 cover also featuring Alessandra Ambrosio, here to view 2012 cover featuring Carola Remer, here for 2011 cover with Freja Beha Erichsen, and here for 2010 cover with Barbara Berger.