Agent-based models combine data and theory during both development and use of the model. As models have become increasingly data driven, it is easy to start thinking of agent-based modelling as an empirical method, akin to statistical modelling, and reduce the role of theory. We argue that both types of information are important where the past is…

Malnutrition is a term used to indicate a general condition of less than normal physical and mental vigor. While the causes of malnutrition are many, incorrect or inadequate diet appears all too often as one of the causes. School feeding, which affords not only an opportunity, to supplement the home food supply but also to teach correct food…