Subjective theories of the Chilean teachers’ union about school climate and violence after the pandemic: a study of web news - Castro-Carrasco, Pablo; Cuadra-Martínez, David; Gubbins, Verónica; Rodríguez-Pastene-Vicencio, Fabiana; Carrasco-Aguilar, Claudia; Caamaño-Vega, Vladimir; Zelaya, Martina (Frontiers in Education, 2024)