A focus of the Common Core State Standards/English Language Arts (CCSS/ELA) is that students become increasingly more capable with complex text over their school careers. This focus has redirected attention to the measurement of text complexity. Although CCSS/ELA suggests multiple criteria for this task, the standards offer a single measure of…

This paper shows how the concept of general objectivity can be used to improve behavioral science measurement, particularly as it applies to the Lexile Framework, a tool for objectively measuring reading comprehension. It begins with a dialogue between a physicist and a psychometrician that details some of the differences between physical science…

Seven papers on experimental research topics in education, written by educators of various nationalities, are compiled in this volume. The first paper, written in French with an English summary, explores the ability of the teacher to exercise an indirect influence over student behavior and the systematic training of certain teacher behaviors to…