This Handbook maps out research conducted with the cultural historical framework, including cultural historical activity theory, within the field of education. It demonstrates the theoretical and conceptual depth, methodological rigor, and creativity as well as the practical impact that Cultural Historical research has had across educational research with a focus on aspects of equity and justice that can be advanced through a cultural historical theory lens in both formal and informal learning contexts. Written by academics and practitioners based in Australia, Brazil, Canada, Chile, China, Finland, France, Iceland, Nepal, Russia, South Africa, Spain, the UK and the USA, the handbook has three parts covering the foundations and theory of cultural historical research, it's methods and methodologies and how it has been applied around the world.