The first serial mediation model. The serial mediation analysis for the relationship between epistemic trust and internalizing problems in adolescence through reflective function and emotion dysregulation. *p<.05; **p<.001; ETMCQ_Trust, epistemic trust mistrust credulity questionnaire, trust score; RFQY_ Tot, reflective functioning questionnaire-youth, overall score; DERS_Tot, difficulties in emotion regulation scale, overall scale; YSR_Internalizzanti, youth self-report, internalizing manifestations scale.