• A Face to Love or Trust 

      Johansson, Christer; Folgerø, Per Olav (Journal article; Peer reviewed, 2023)
      This article demonstrates the use of a card sorting game that is suitable for field studies. Subjective judgment in face perception is studied by sorting faces based on attractiveness or trustworthiness. Are beautiful ...
    • Is Reduced Visual Processing the Price of Language? 

      Johansson, Christer; Folgerø, Per Olav (Journal article; Peer reviewed, 2022)
      We suggest a later timeline for full language capabilities in Homo sapiens, placing the emergence of language over 200,000 years after the emergence of our species. The late Paleolithic period saw several significant ...
    • The Superior Visual Perception Hypothesis: Neuroaesthetics of Cave Art 

      Folgerø, Per Olav; Johansson, Christer; Stokkedal, Linn Heidi (Journal article; Peer reviewed, 2021)
      Cave Art in the Upper Paleolithic presents a boost of creativity and visual thinking. What can explain these savant-like paintings? The normal brain function in modern man rarely supports the creation of highly detailed ...