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- Journal Article
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- open access
The Ghent psychotherapy study : a pragmatic, stratified, randomized parallel trial into the differential efficacy of psychodynamic and cognitive-behavioral interventions in dependent and self-critical depressive patients
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- Journal Article
- A1
- open access
Depressive personality traits and temperament and character personality traits in a clinical sample : results from regression and network analyses
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When quantitative measures become a qualitative storybook : a phenomenological case analysis of validity and performativity of questionnaire administration in psychotherapy research
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- Journal Article
- A1
- open access
How questionnaires shape experienced symptoms : a qualitative case comparison study of questionnaire administration in psychotherapy research
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What too strict a method obscures about the validity of outcome measures
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Validity of data as precondition for evidence : a methodological analysis of what is taken to count as evidence in psychotherapy research
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- Journal Article
- A2
- open access
The lack of failure reports in published psychotherapy case studies : implications for dis-‘illusioning’ of research and practice
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Evidence for the non-evidenced : an argument for integrated methods and conceptual discussion on what needs to be evidenced in psychotherapy research
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What 'Good outcome' means to patients : understanding recovery and improvement in psychotherapy for major depression from a mixed-methods perspective
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Working through childhood trauma-related interpersonal patterns in psychodynamic treatment : an evidence-based case study