The document discusses the diverse roles within the realm of public health. It includes local, state, federal and international agencies that contribute to public health. Professional organizations also contribute directly and indirectly, such as the American Public Health Association, Association of State and Territorial Health Officials, and National Association of County and City Health Officials. These organizations play a role in promoting public health through various mechanisms and some publish peer-reviewed journals. Students are asked to select an article from a peer-reviewed public health publication and discuss why they chose it and what impact it has or might have.