Jeff Koons, Creed cheese and Grayson Perry's phallus – the week in art

Cory Arcangel swaps canvas for clickbait, Ai Weiwei gives his verdict on the EU and the weird world of Victorian medical models – all in your weekly art dispatchFound
Cornelia Parker curates artists including Jeremy Deller, Tacita Dean and Christian Marclay in a contemporary response to Captain Coram’s Foundling hospital, a progressive creation of the 18th century Enlightenment strongly supported in its early days by William Hogarth.
• Foundling Museum, London, 27 May-4 Septembe