Joost Haarsma

May 5, 2023 | frontiersin.org | Sophie Pauline |Franziska Knolle |Karl Friston |Joost Haarsma

Introduction Conceptualized as the “extended psychosis phenotype,” psychotic phenomena presumably exist on a dimension, ranging from manifest psychosis to mild subclinical psychotic-like experiences (PLEs) (1). PLEs involve unusual subjective experiences that resemble subtle psychotic symptoms but do not necessarily cause distress (2).