Boldrini, T. and Solmi, M. 2020. Introduction to the Special Section on Clinical High Risk for Mental Illness: Transdiagnostic Framework, Detection Strategies, Assessment, Treatment and Outcome. Research in Psychotherapy: Psychopathology, Process and Outcome. 23, 1 (May 2020). DOI:https://doi.org/10.4081/ripppo.2020.462.