This class is an introduction to basic concepts in epidemiology, the science of public health. Epidemiology is concerned with the distribution and determinants of health and disease, injury, disability, morbidity and mortality in populations. Topics include history, epidemiological measurements of disease occurrence, descriptive epidemiology and patterns of disease, establishing association and causality, types of study designs, disease outbreak investigation, public policy and social and behavioral epidemiology. Credits: 4