The Impact of Collective Efficacy on Student Achievement (Part 2)

In “The Impact of Collective Efficacy on Student Achievement (Part 1)” we gave an overview of the definition and effect size of collective efficacy. Jenni Donohoo writes in “Fostering Collective Teacher Efficacy: Three Enabling Conditions” According to the Visible Learning Research (Hattie, 2012), this is more than double the effect size of feedback (0.75). Collective teacher efficacy[…]