Readers explore topics related to concerns about food and its availability around the globe. A variety of essays and articles are presented, each of which adopts a differing viewpoint. Readers are urged to develop informed opinions about this expansive topic through analysis and inquiry. Subjects such as food insecurity as a developmental risk for children; food insecurity as a source of conflict among nations; climate change and its impact on food security; overpopulation and its impact on the availability of food; and the role of biotechnology in addressing food security questions are addressed.