• Auditory hallucinations, top-down processing and language perception: a general population study 

      de Boer, Janna N.; Linszen, Mascha M.J.; de Vries, J. Hans; Schutte, Maya J.L.; Begemann, Marieke J.H.; Heringa, Sophie M.; Bohlken, Marc Marijn; Hugdahl, Kenneth; Aleman, André; Wijnen, Frank N.K.; Sommer, Iris Else Clara (Peer reviewed; Journal article, 2019)
      Background: Studies investigating the underlying mechanisms of hallucinations in patients with schizophrenia suggest that an imbalance in top-down expectations v. bottom-up processing underlies these errors in perception. ...
    • Occurrence and phenomenology of hallucinations in the general population: A large online survey 

      Linszen, Mascha M. J.; de Boer, Janna N.; Schutte, Maya J. L.; Begemann, Marieke J. H.; de Vries, Jacqueline; Koops, Sanne; Blom, Renske E.; Bohlken, Marc M.; Heringa, Sophie M.; Blom, Jan Dirk; Sommer, Iris Else Clara (Journal article; Peer reviewed, 2022)
      Although epidemiological studies report that hallucinations occur in 6–15% of the general population, little is known about their phenomenology. To overcome this paucity, this study investigates the phenomenological ...
    • The questionnaire for psychotic experiences: An examination of the validity and reliability 

      Rossell, Susan L.; Schutte, Maya J.L.; Toh, Wei Lin; Thomas, Neil; Strauss, Clara; Linszen, Mascha M.J.; van Dellen, Edwin; Heringa, Sophie M.; Teunisse, Rob; Slotema, Christina W.; Sommer, Iris Else Clara (Peer reviewed; Journal article, 2019-02-01)
      Psychotic experiences are prevalent across a wide variety of psychiatric, neurological, and medical conditions. Yet current assessments are often designed for one disorder, or are limited in their examination of phenomenological ...