Expertises

  • Psychology

    • Personality Disorder
    • Mental Health
    • Patient with Autism Spectrum Disorder
    • Meta-Analysis
    • Psychopathy
    • Protective Factor
    • Psychometrics
    • Systematic Review

Organisaties

Publicaties

2026

Psychometric Properties of the Dutch Short Form of the Five-Factor Narcissism Inventory: Personality and Mental Health (2026)Personality and mental health, 20(3). Article e70090. Harmsen, E. J., Ten Klooster, P. M., Miller, J. D., Lynam, D. R. & Chakhssi, F.https://doi.org/10.1002/pmh.70090Just in Time Adaptive Interventions for Behavioral Activation in Patients with Depression (JADE): protocol of a design, feasibility and preliminary effectiveness study (2026)Pilot and Feasibility Studies, 12(1). Article 95 (E-pub ahead of print/First online). Chakhssi, F., Nuij, C., Köhle, N., Goedendorp, E., Piano Simoes, J., Jongeneel, M., Westerhof, G. J. & Kraiss, J. T.https://doi.org/10.1186/s40814-026-01835-5Identifying what works in mental health apps through meta-regression analyses of 169 trials (2026)npj Digital Medicine, 9. Article 336 (E-pub ahead of print/First online). Kraiss, J. T., Fiß, F., Chakhssi, F., Aktas, F. B., Koelen, J. A. & Piano Simões, J.https://doi.org/10.1038/s41746-026-02466-z

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