Erika Mitchell, known by her pen name E. L. James, is a British author. She wrote the best-selling Fifty Shades series of erotic romance novels, which spawned a multimedia franchise including a film trilogy of the same name. Prior to this, she wrote the Twilight fan fiction "Master of the Universe" that served as the basis for the Fifty Shades series under the web name Snowqueens Icedragon. In 2019 she published her first book unconnected with the fictional world of Fifty Shades, The Mister, to negative critical reaction.

Fifty Shades is a series of erotic novels by British author E. L. James, initially a trilogy consisting of Fifty Shades of Grey (2011), Fifty Shades Darker (2012) and Fifty Shades Freed (2012). The series traces the deepening relationship between college graduate Anastasia Steele and young businessman Christian Grey. Christian introduces Ana to the world of BDSM.