Anthony Mandler (born April 18, 1973) is an American film director, music video director, television commercial director and photographer. As a music video director, his most notable and frequent collaborator is Rihanna. The two have worked on sixteen music videos together throughout her career, beginning with "Unfaithful" in 2006 and most recently "Diamonds" in 2012. He has also written and directed music videos for many other prominent artists including the Spice Girls, Jay Z, Beyoncé, Eminem, Usher, Shakira, Taylor Swift, The Killers, Selena Gomez, Justin Bieber, Christina Aguilera, 50 Cent, Ne-Yo, Nicki Minaj, Drake, Snoop Dogg, Lenny Kravitz, Cheryl Cole, M.I.A., Mary J. Blige, fun. and Lana Del Rey.