• The illusion of absence in magic tricks 

      Svalebjørg, Mats; Øhrn, Heidi; Ekroll, Vebjørn (Journal article; Peer reviewed, 2020)
      Recently, a curious illusion of absence has been described, where the space behind an occluder is compellingly experienced as empty. This illusion is similar to illusions based on amodal completion in the sense that it ...
    • A Perceptual Illusion of Empty Space Can Create a Perceptual Illusion of Levitation 

      Øhrn, Heidi; Svalebjørg, Mats; Andersen, Steffen; Ring, Anna Edit; Ekroll, Vebjørn (Peer reviewed; Journal article, 2019-12-30)
      A recent analysis of magic tricks suggests the existence of a perceptual illusion where the space hidden behind an occluding object is experienced as empty in a strangely compelling way. Here, we show that this illusion ...
    • Sammenhengen Mellom Svevende Objekter og Illusjonen Om Tomt Rom: Det Forunderlige Tilfellet av Amodalt Fravær 

      Øhrn, Heidi (Master thesis, 2018-06-07)
      The aim of this study was to explore a phenomenon that has not been previously explored within the field of psychology, called amodal absence. Amodal absence refers to the process where the visual system fills in the area ...