In the past 150 years, educational systems have expanded and become integrally linked with economic, political, and social status in modern nation-states. As the stakes for education have risen, so has the call for more and improved use of scientific evidence as a basis for educational policymaking. Evidence from averaged scores on international…

This chapter attempts to survey contemporary debates and research on outcomes of schooling that have been grouped together under the convenient label "nonacademic". This is not an affirmative labeling. As the nomenclature indicates, it is not a label that groups together things that share like properties. Rather, this is a label of…

The idea that validity should be considered a property of inferences, rather than of assessments, has developed slowly over the past century. In early writings about the validity of educational assessments, validity was defined as a property of an assessment. The most common definition was that an assessment was valid to the extent that it…

In this chapter, the authors examine developments in the teacher workforce and in the occupation of teaching across recent generations. They take their point of departure from the perspective of prevailing policy discourse on enduring problems of educational equity, asking not only how teaching has evolved in recent decades but more specifically…

Two major reform efforts in K-12 science education have taken place during the past 50 years. The first was the 1950-1970 curriculum reform efforts motivated by the launching of Sputnik and sponsored by the newly formed National Science Foundation (NSF) in the United States and by the Nuffield Foundation in the United Kingdom. The signature goal…