Melissa van Casteren is a Psychologist at Fivoor, where responsibilities include working with individuals experiencing psychiatric and personality disorders who exhibit boundary-crossing behavior, a role begun in September 2017. Additionally, Melissa gained experience as a Receptionist at Trubendorffer, focusing on addiction and dual diagnosis, from November 2017 to July 2018, and served as a Student Assistant for statistics practica in the social sciences at Tilburg University from September 2016 to September 2017. Educational qualifications include a Master of Science in Clinical Forensic Psychology from Tilburg University and Bachelor of Science degrees in Psychology from Tilburg University and Aarhus University.