Consumers have always been concerned about the quality, and particularly the safety, of the foods they eat. In recent years this concern has taken on additional prominence. Consumer focus on food safety has been sharpened by reports about new risks, such as that posed by "mad cow" disease, and about more familiar sources of risk, such as food borne pathogens, pesticides, and hormones. At the same time, some consumers are in creasingly interested in knowing more about how their food is produced and in selecting products based on production practices. Some of the questions consumers are asking...

Public concern about the safety and healthfulness of the food supply grew markedly during the 1980s. Numerous government, academic, interest group, and media reports questioning the adequacy of the food safety regulatory system formed the basis for this increase in concern. While public concern focused most directly on pesticide residues in food, scientists emphasized the risks of illness associated with microbiological contamination of food. Much additional attention was focused on the food supply as a result of the striking consensus on dietary recommendations that emerged in the late 1980s...