The third group of villages was also visited by the monthly health fair, but in addition, the mothers were given a kilo of dal (beans) and a set of metal dishes when their children completed their immunization series. Based on empirical results, the third option proved the most effective. This is an example of learning the way into the future—something we will turn to in Chapters 8 and 9—and echoes Easterly's concern for the importance of evidenced-based monitoring and evaluation.
