Conocimiento Profesional Docente en la Tríada Formativa: un estudio de caso en Chile

e Practicum Triad allows the development of diﬀerent types of knowledge related to the teaching task in ST. e purpose of this study is to examine how the deployment of Teacher Professional Knowledge (TPK) is favored by the interaction between the members of the Practicum Triad. For this, a single case study was conducted in which the triadic interactions between a Physics ST, PT and MT during the ST’s practicum process were analyzed. It was identiﬁed that ST displayed General Pedagogical Knowledge, Context Knowledge and four out of ﬁve components of Magnusson's Model for Pedagogical Content Knowledge. ree ways in which this deployment was favored by are described where the members of the Practicum Triad: 1) collaborate with each other to organize ST’s practicum process, 2) reﬂect on the classes implemented by ST and 3) reﬂect on the nature of the task and teacher training.