UPDATED APRIL 01ST 2015: Added the newsstand cover.
A preview of the subscriber cover of Harpers Bazaar UK May 2015 featuring Academy Award winner Lupita Nyongo by Alexi Lubomirski, styling by Miranda Almond. (source)
Click here to view last year cover featuring Kirsten Dunst, here to view 2013 covers featuring Karen Elson, here to view 2012 covers featuring Victoria Beckham, here for 2011 covers with Kate Moss, and here for 2010 cover with Jennifer Aniston.