Mattia Casartelli
Highest Degree Held: Psy.D.
Types of Clients: Children, Adolescents, Adults, Elderly, Families, Couples, Groups (group therapy), Organizations
Languages spoken: English, Italiano
Licensures/Certifications: Clinical Psychologist | Psychotherapist (PsyD) | ACT Practitioner
ACT/CBS Background and Training: I trained with leading figures in Acceptance and Commitment Therapy (ACT), including Russ Harris and Steven Hayes (ACT Bootcamp EU 2025 and other workshops), as well as Robyn Walser, Gijs Jansen, and several prominent ACT practitioners in Italy.
ACT/CBS Experience: Completed a specialized school in Clinical Psychology and Psychotherapy. Trained directly with ACT founders Russ Harris and Steven Hayes, Robyn Walser, Gijs Jansen, and leading Italian ACT experts. 6+ years clinical experience applying ACT/DBT/CBT.