Bento Selau, Ph.D., is a Professor of Educational Psychology at the Federal University of Pampa, Brazil, and holds a Research Productivity Scholarship from the Brazilian National Council for Scientific and Technological Development (CNPq). His research focuses on the themes of educational psychology, orthogenetic principle, cultural-historical psychology, death education, learning, and development. He is the author of scientific articles and books in these fields. Pablo Fossa is director of the Cognition & Culture Laboratory (C&C) of Instituto de Bienestar Socioemocional (IBEM) at the Faculty of Psychology, Universidad del Desarrollo, Chile. He received a PhD degree in Psychology from the Pontifical Catholic University of Chile. His doctoral thesis dealt with the expressive dimension of inner language in human experience.

He did a postdoctoral fellowship financed by the National Commission for Scientific and Technological Research (CONICYT) of Chile, with a research project on thought trajectories from a microgenetic orientation. His lines of research are related to Cognition, Cultural Psychology and Phenomenology. He is an active member of the Society for Historical Cultural Activity Research (ISCAR), the International Society for Dialogical Self (ISDS), and the International Society for Theoretical Psychology (ISTP). He is the editor of the books Latin American Advances in Subjectivity and Development: Through Vygotsky Route (Springer, 2021), New Perspectives on Inner Speech (Springer, 2022), Inner Speech, Culture & Education (Springer, 2022), Affectivity & Learning (Springer, 2023) and Collected Papers on Inner Speech (IAP, 2024). Currently, he is PhD candidate in Philosophy at the University of Navarra, Spain.