Policymakers are often urged to rely on "evidence-based policy" (EBP)--adopting only interventions proven effective (i.e., positive and statistically significant in multisite impact evaluations). EBP clearinghouses chronicle and rate tests of social policy interventions. But EBP clearinghouse standards are based almost entirely on…

Physical education teacher education faculty are responsible for educating the next generation of teachers. Despite their significant role, little is known about their characteristics, work preferences, or role responsibilities. The last comprehensive study undertaken to examine these variables was conducted approximately 25 years ago by Metzler…

Researchers often have one or more theories or expectations with respect to the outcome of their empirical research. When researchers talk about the expected relations between variables if a certain theory is correct, their statements are often in terms of one or more parameters expected to be larger or smaller than one or more other parameters.…