Within a broader context of historical, social, and ethical concerns, a survey of normal childhood development and selected disorders from the perspectives of the physician and the scientist. Emphasis on the complex relationship between genetic and acquired causes of disease, medical practice, social conditions, and cultural values. The course features visits from children with some of the conditions discussed, site visits, and readings from the original medical and scientific literature. Prerequisite: 214 or 215. Two 90-minute classes and an evening 90-minute precept.