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Personal profile

Ancillary activities

  • Parnassia bv | Den Haag | Hoofdonderzoeker divisie psychose | 2014-06-02 - present

Ancillary activities are updated daily


  • BF Psychology

Fingerprint Dive into the research topics where M. van der Gaag is active. These topic labels come from the works of this person. Together they form a unique fingerprint.

Psychotic Disorders Medicine & Life Sciences
Schizophrenia Medicine & Life Sciences
Cognitive Therapy Medicine & Life Sciences
Randomized Controlled Trials Medicine & Life Sciences
Hallucinations Medicine & Life Sciences
Meta-Analysis Medicine & Life Sciences
Post-Traumatic Stress Disorders Medicine & Life Sciences
Paranoid Disorders Medicine & Life Sciences

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Research Output 2006 2019

Mental Disorders
Psychotic Disorders
Mentally Ill Persons
Dissociative Disorders

Cognitive behavioral therapy for social activation in recent-onset psychosis: Randomized controlled trial

Pos, K., Franke, N., Smit, F., Wijnen, B. F. M., Staring, A. B. P., Van Der Gaag, M., Meijer, C., De Haan, L., Velthorst, E. & Schirmbeck, F., 1 Feb 2019, In : Journal of Consulting and Clinical Psychology. 87, 2, p. 151-160 10 p.

Research output: Contribution to JournalArticleAcademicpeer-review

Cognitive Therapy
Psychotic Disorders
Randomized Controlled Trials
Single-Blind Method

Gender differences of patients at-risk for psychosis regarding symptomatology, drug use, comorbidity and functioning – Results from the EU-GEI study

EU-GEI High Risk Study Group, Jun 2019, In : European Psychiatry. 59, p. 52-59 8 p.

Research output: Contribution to JournalArticleAcademicpeer-review

Psychotic Disorders
Anxiety Disorders
Mood Disorders

Health–economic benefits of treating trauma in psychosis

de Bont, P., Van Der Vleugel, B. M., van den Berg, D., De Roos, C., Lokkerbol, J., Smit, F., de Jongh, A., van der Gaag, M. & van Minnen, A., 2019, In : European Journal of Psychotraumatology. p. 1565032 12 p.

Research output: Contribution to JournalArticleAcademicpeer-review

Post-Traumatic Stress Disorders
Psychotic Disorders
Eye Movement Desensitization Reprocessing
Wounds and Injuries
Quality-Adjusted Life Years

Individualized prediction of transition to psychosis in 1,676 individuals at clinical high risk: Development and validation of a multivariable prediction model based on individual patient data meta-analysis

Malda, A., Boonstra, N., Barf, H., De Jong, S., Aleman, A., Addington, J., Pruessner, M., Nieman, D., De Haan, L., Morrison, A., Riecher-Rössler, A., Studerus, E., Ruhrmann, S., Schultze-Lutter, F., An, S. K., Koike, S., Kasai, K., Nelson, B., McGorry, P., Wood, S. & 14 othersLin, A., Yung, A. Y., Kotlicka-Antczak, M., Armando, M., Vicari, S., Katsura, M., Matsumoto, K., Durston, S., Ziermans, T., Wunderink, L., Ising, H., Van Der Gaag, M., Fusar-Poli, P. & Maria Pijnenborg, G. H., 21 May 2019, In : Frontiers in Psychiatry. 10, MAY, p. 1-17 17 p., 345.

Research output: Contribution to JournalArticleAcademicpeer-review

Open Access
Psychotic Disorders
Preventive Psychiatry

Activities 2007 2014

  • 52 Lecture / Presentation
  • 6 Conference
  • 1 Editorial work
  • 1 Membership

Virtual Reality and Psychosis: a review of the literature

M. van der Gaag (Keynote speaker)
23 Oct 2014

Activity: Lecture / PresentationAcademic

Four-year follow-up of EDIE-NL

M. van der Gaag (Keynote speaker)
30 May 2014

Activity: Lecture / PresentationAcademic

CBT and psychosis: past, current state of affairs and research agenda

M. van der Gaag (Keynote speaker)
10 Sep 2014

Activity: Lecture / PresentationAcademic

What have we learned from the meta-analyses of CBT for Psychosis

M. van der Gaag (Keynote speaker)
30 May 2014

Activity: Lecture / PresentationAcademic


Je bent jong en je zoekt hulp: een geval voor vroegdetectie?

J. Rietdijk (Recipient), S Hogerzeil (Recipient), B Hemert (Recipient), Pim Cuijpers (Recipient), D. Linszen (Recipient) & M. van der Gaag (Recipient), 18 Nov 2010