Potter power, Banksy for sale, the US embassy and critics' picks of 2017 – the week in art

By Jonathan Jones

The British Library makes magic magical, Banksy goes under the hammer, the US unveils its British embassy and our writers choose their 2017 crackers – all in your weekly dispatch

Harry Potter: A History of Magic
This is a perfect festive treat that not only opens (gothic) windows on how Hogwarts was dreamt up but is also a richly illustrated exploration of the supernatural in art and culture, from an ancient Roman text including the word abracadabra to Joseph Wright of Derby's painting The Alchymist.
British Library, London, until 28 February.

…read more

Source: Potter power, Banksy for sale, the US embassy and critics' picks of 2017 – the week in art