Apresentação: Pesquisas sobre estudo de aula (Lesson Study) em Educação Matemática

The "Research on Lesson Study in Mathematics Education" dossier aims to disseminate research findings in mathematics education on the topic of lesson study. To this end, it presents a set of studies conducted by researchers from various institutions in various regions of Brazil and abroad. These researchers have developed lesson study cycles and investigated the potential of this process for teacher education, considering the particularities of the cultural, social, geographic, and historical contexts in which they are implemented.