Hilma af Klint (1862-1944) was a Swedish painter. While her naturalistic landscapes were shown during her lifetime, her abstract paintings were not exhibited until 1986, more than forty years after she died.

Daniel Birnbaum is a Swedish art critic, theoretician, and curator. He was the director of the Museum of Modern Art (Moderna Museet) in Stockholm from 2010 to 2018, and currently directs the VR company, Acute Art.