Gigi is everywhere! (source)
Click here to view last year cover featuring Gisele Bundchen, here to view 2014 cover featuring Xiao Wen Ju, Tian Yi and Cici Xiang, here to view last 2013 featuring Arizona Muse, here to view 2012 cover featuring Isabeli Fontana and Natasha Poly, here for 2011 cover with Lara Stone, and here for 2010 cover with Du Juan, Lily Donaldson, Anna Jagodzinska, Constance Jablonski, Karlie Kloss and Liu Wen.
Sports Illustrated celebrating body diversity this year with three covers shot by James Macari. They cover stars are models Hailey Clauson and Ashley Graham, and MMA fighter and actress Rhonda Rousey. (source)
Click here to view last year cover with Hannah Davis, here to view 2014 cover featuring Nina Agdal, Chrissy Teigen and Lily Aldridge, here to view 2013 cover with Kate Upton, here for 2012 cover also with Kate Upton, here to view 2011 cover with Irina Shayk and here for 2010 cover with Brooklyn Decker.