Ellen Kooi, Transparent Days, 2012. Photograph. 93.5cm x 100cm. On view at Camera Oscura Galeria de Arte, Madrid through February 16. 

Richard Ross, Juvenile in Justice. 2012. Digital Inkjet Print. 24 x 38 inches. On view at Ronald Feldmen Fine Arts, New York through February 16.

Various Artists (above Jaume Plensa), Ariadne's Thread: Readers/Travelers. 2012. Steel. 200 x 125 x 142 cm. On view at Matadero Madrid, Madrid through March 17.

Various Artists (above Ed Atkins), Frozen Lakes. 2012. Video. 4:3 HD video. On view at Artists Space, New York through March 24.