Wanderlei Abadio de Oliveira is a Permanent Professor of the Stricto Sensu Graduate Program in Psychology at PUC-Campinas. He obtained his Psychologist PhD in Sciences (Direct Doctorate) from the University of São Paulo (USP), co-supervised by the Scuola di Dottorato di Ricerca in Psicologia of the Università Cattolica del Sacro Cuore (Milan-Italy). Wanderlei Abadio de Oliveira completed a research internship and was a visiting professor at the Università degli Studi di Firenze, Italy, with a FAPESP scholarship (2024). He completed a postdoctoral internship in the Department of Psychology of the School of Philosophy, Sciences and Letters of Ribeirão Preto. Wanderlei Abadio de Oliveira has experience in research with emphasis on the following themes: human development, bullying, school violence, violence, moral disengagement, family, child and adolescent health, adolescence, social networks, social psychology, collective health and public policies.