AUTHOR=Vazquez-Marin Pedro , Curle Samantha , Gil Ortega Maria del Carmen , Medina-Gual Luis , Sandoval-Hernández Andrés TITLE=Harnessing virtues for educational success: introducing the Positive Development and Assessment Competencies Theory (PDAC) JOURNAL=Frontiers in Education VOLUME=10 YEAR=2025 URL=https://www.frontiersin.org/journals/education/articles/10.3389/feduc.2025.1501130 DOI=10.3389/feduc.2025.1501130 ISSN=2504-284X