From 14th-century frescos in Siena to a refugee camp in Greece, Astra Taylor's new documentary examines the corrosion of electoral politics
An exhibition at PinchukArtCentre, Kyiv, timed to coincide with the Yalta European Strategy conference, reminds of the corruptibility of culture
Artist collective For Freedoms’s campaign draws attention to issues of diversity and civic responsibility in the election run-up
What to read this weekend: secrets of the magic lantern, ‘Soul of a Nation’ in Arkansas, and China’s bleak democratic prospects