This document discusses the importance of action research in teacher education programs. It defines action research as a collaborative, systematic process of inquiry carried out by practitioners to improve social or educational issues. Action research provides teachers with new knowledge to improve practices and resolve classroom problems. It involves repeated cycles of planning, observing, reflecting and taking action. The document outlines an action research course for teachers that involves designing a study, collecting and analyzing data, taking action and communicating outcomes. It provides examples of teacher action research projects and common pitfalls to avoid.