The purpose of the Data Into Action for Tribes : Introduction to Epidemiology course is to provide an overview of basic epidemiology for public health workers, including those working in the field of behavioral health. The primary objective is to increase the knowledge among tribal health departments of how to access available data from federal, state, and local resources for program planning surveillance, and data use. Topics included are basic epidemiology, research questions, measures, study types, interpreting data, epidemiology in Indian country, and behavioral health epidemiology. The Data into Action for Tribes curriculum is designed to provide general guidance and understanding to increase the knowledge among tribal health departments of how to access available data from federal, state, and local resources for program planning, surveillance, and data use. The courses included in this curriculum will cover several topics related to data, including an overview of epidemiology, sources of publicly-available data, conducting assessments and writing reports, the use of Geographic Information Systems, and behavioral health.