This dissertation presents the results of three field experiments implemented to evaluate the effectiveness of strategies to improve the health or education of children in developing countries. In Guatemala, community health workers at randomly selected clinics were given patient tracking lists to improve their ability to remind parents when their…

There are two main reasons why textbooks are evaluated; the first of which is associated to the task of textbook selection (predictive evaluation) and the second to the need to evaluate it while in use (retrospective evaluation) so that teachers can implement adaptation procedures later. Predictive evaluation is almost nonexistent in most…