Ellen Von Unwerth, Chateau Marmont, 2011. Silver Gelatin Photograph. 70 7/8 x 47 1/4, Ed. 3. On view at Fahey/Klein Gallery in Los Angeles through January 4. 

Ryan McGinley, Ass (Hands), 2013. C-Print Photograph, Frame. 80 x 118 cm. On view at Galerie Perrotin in Paris through January 11.  

Eddie Peake, Ingests The Throat Wrenching Gravity Of. (still), 2013. 6 minutes, silent. On view at White Cube in São Paulo through February 8.

Pauline Boty, Bum, 1966. Oil on canvas. On view at Pallant House Gallery in Chichester through February 9.