Clare Woods, Mad Jack's Pyramid, 2007, enamel and oil on aluminium. 70 x 52 inches. On view at Modern Art, London through September 28. 

Sayak Mitra, Subconscious vision of man, 2008. Acrylic on canvas. 24 x 30 inches. On view at Aakriti Art Gallery, Kolkata, through September 8. 

Clément Rodzielski, Untitled, 2012. On view at FRAC Champagne-Ardenne, Rheims through October 16.

Mark Wallinger, Double Still Life, 2009. Silk, plastic urn, laquered MDF and softwood. Dimensions variable. On view at Anthony Reynolds Gallery, London through September 8.