This study started from the question "how does learning occur in human life". In particular, I am interested in learning that takes place continuously anywhere at any time rather than learning that is occurred by being taught by others. This study interpreted critical reflection as learning that continuously occur in anywhere at any time i.e. as informal learning, and then analyzed the process how it takes place in human life. To find out how critical reflection occurs, this study focused on factory workers critical reflection while working on the shop floor. Using ethnography...