The Schools and Staffing Survey (SASS) is a system of related questionnaires that provide descriptive data on the context of elementary and secondary education and policymakers a variety of statistics on the condition of education in the United States. The SASS system covers a wide range of topics from teacher demand, teacher and principal characteristics, general conditions in schools, principals' and teachers' perceptions of school climate and problems in their schools, teacher compensation, district hiring and retention practices, to basic characteristics of the student population. The purpose of this survey is to obtain information about teachers, such as professional background, teaching field, workload, and opinions about working conditions.