Jean‐Paul Selten

This study examines whether cannabis use extent predicts psychotic-like and euphoric intoxication experiences in First Episode Psychosis patients and controls, finding a significant interaction between caseness and use frequency.

The paper investigates the relationship between jumping to conclusions bias, IQ, psychosis, and polygenic risk scores in a case-control study, finding that IQ significantly predicts JTC bias while schizophrenia PRS does not.

The paper examines the independent and combined effects of schizophrenia polygenic risk score and heavy cannabis use on psychotic disorder risk using EUGEI data, finding both factors independently increase risk.