Asaad's definition of illusions

   In 1990 the American psychiatrist Ghazi Asaad defined illusions as follows: "Illusions are defined as false sensory perceptions of real external stimuli that may be misinterpreted and perceived in a distorted way."

   References

   Asaad, G. (1990). Hallucinations in clinical psychiatry. A guide for mental health professionals. New York, NY: Brunner/Mazel.