Complex psychological phenomena, symptoms, psychological and behavioral mechanisms, risk and protective factors, comorbidity, individual differences and processes of change. We combine conventional diagnostic categories with dimensional and transdiagnostic perspectives.

Development, assessment and validation of questionnaires, indices, measures and models, including reliability, validity, internal structure, sensitivity to change and predictive performance.

Evaluation of effectiveness and outcomes alongside the investigation of mechanisms and processes: what changes, for whom, under which conditions and with which associated factors?

Empirical examination of complementary and integrative approaches, without assuming in advance that an approach is either effective or ineffective.

Integration of multiple sources and repeated measures to understand patterns and meaningful changes over time.