Photo: Cambridge Assessment Simon Bertin discovers the remarkable artwork of Gurpran Rau using the encaustic method from the ancient world at Artspace 57 with curator Anna Dempster in an exhibition entitled Under the Skin; Artists exhibiting at Motion Sickness collective kick start the action in the city with Eleanor Breeze; We look at Cows about Cambridge public artwork bonanza; and Artist Joe Fenwick-Wilson talks about his career and the role skateboarding is now taking up in arts culture.