Centrally, gpLinguagem is concerned with mental development of written language skills and prior knowledge representation systems, upon a multidisciplinary approach of literacy as an area of research and knowledge production. From theoretical and applied Linguistics, social and developmental Psychology, Epistemology and Anthropology, group´s theoretical references reunite a highly qualified critical mass to analyzing the complexity of determinant factors over literacy processes and to providing theoretic basis to teachers formation, in coherent with real demands of Brazilian public education, significantly marked by interculturality and socioeconomic differences.