As the sole math teacher in his middle school, the first author has always worked hard to provide quality mathematical experiences for his students. In an era of accountability defined by standardized test scores, he has also closely monitored his students' performance on such tests. After a few years of hoping that scores would improve, he…

A key element in science education is establishing and maintaining linkages between teachers and researchers that can eventuate in enhanced student outcomes. Determining when and where a new educational program or intervention results in an enhanced outcome can be sensitive to many different forces that the researcher must carefully manage. The…