Even when raters demonstrate agreement in the use of a measure, limited score variability or violation of often-ignored statistical assumptions can result in lower reliability estimates than intuitively expected. This article uses data drawn from two randomized controlled trials of schema therapy and cognitive behavioral therapy for the treatment…

In recognition of the vital role socio-cultural variables play in science classrooms, researchers are now beginning to call attention to, and encourage serious considerations of the socio- cultural background of pupils which affect their learning and understanding of science. An effective point to begin the empirical study of socio-cultural…

Describes the development of the "Standards Beliefs Instrument," an instrument to measure teachers' beliefs about the NCTM "Curriculum and Evaluation Standards." Discusses implications for using the instrument for self reflection, assessment of teachers' perspectives toward the vision of the "Standards," and…