A discussion is presented of some theoretical and methodological aspects of psychotherapy research under the perspective of Campbell and Stanley´s theory of internal and external validity (1963), that points out certain ...

El objetivo de este artículo es avanzar en la comprensión de las características culturales específicas del agotamiento parental en Costa Rica al analizar configuraciones familiares específicas de agotamiento parental ...

Observational and experimental data have revealed that preschoolers possess some argumentation skills, both in the production and the evaluation of arguments. However, these skills might have been fostered by the particular ...