Acta Psychologica is a peer-reviewed open access academic journal. Effective 1 January 2021, it became fully open access. It publishes articles in six different sections: cognition, social psychology, clinical and health psychology, language psychology, individual differences, and lifespan development. The journal was established in 1935 and is published ten times per year by Elsevier. According to the Journal Citation Reports, it has a 2020 impact factor of 1.734. Source: Wikipedia (en)