One of the major successes of advanced quantitative methods has been its seeming ability to provide unbiased determinations of which education practices are effective for education in general and for improving the educational achievement and opportunity of the neediest students. The power of this methodology as applied in the top education…

The report of the national response to intervention (RTI) evaluation study, conducted during 2011-2012, was released in November 2015. Anyone who has read the lengthy report can attest to its complexity and the design used in the study. Both these factors can influence the interpretation of the results from this evaluation. In this commentary, we…

Professional literature extols the potential benefits of portfolios for teaching, learning, and assessment--particularly compared with traditional multiple-choice tests. Although initial findings favor portfolio assessments, the challenges lie in ensuring technical quality, equity, and feasibility for large-scale assessment purposes. Two major…