This study analyzes informal learning, drawing on video recordings of staff-child interaction in a pediatric unit. It is shown that even very young patients engage in intent community participation, carefully noting fine variations in examination and treatment practices. They orient to everyday routines in successively more complex ways, gradually…

Teachers try to help their students learn. But why do they make the particular teaching choices they do? What resources do they draw upon? What accounts for the success or failure of their efforts? In "How We Think", esteemed scholar and mathematician, Alan H. Schoenfeld, proposes a groundbreaking theory and model for how we think and act in the…

Health and education are two important issues in developing economies. Field and natural experiments provided me with great opportunities for identifying the effects of health insurance and incentive on doctors' prescribing behaviors and the peer influences among students. The first chapter examines whether doctors write more expensive…