The consolations of ancient philosophy for our dire moment
In further news: Hilma af Klint at the Guggenheim breaks attendance records; environmental activists hit London’s Natural History Museum
The Saudi soft power push, German pavilion at Venice and Halloween costumes: what to read this weekend
On the eve of her Guggenheim retrospective, a new book of esoteric drawings reveals the spiritualism behind Europe’s first abstract artist
Chris Wiley undertakes a gallery crawl during SP-Arte, taking in shows by Hilma af Klint, Paulo Nimer Pjota and Nicolás Paris
The fifth and final part of our series looking back at the most significant exhibitions from the past 25 years
In the early 20th century, Hilma af Klint created abstract paintings under the direction of a spirit guide. What impact does the Swedish artist’s work have on the art-historical canon?