The Hawthorne and placebo effects in educational experiments were examined over a 20-year period, as reported in the ERIC, Dissertation Abstracts International, and Psych Info data bases. The literature searches identified 325 studies in education employing the relevant control procedures, and each study was coded for the type of placebo…

This article reviews research on evidence-based treatments (EBTs) for ethnic minority youth using criteria from Chambless et al. (1998), Chambless et al. (1996), and Chambless and Hollon (1998). Although no "well-established" treatments were identified, "probably efficacious" or "possibly efficacious" treatments were found for ethnic minority…

This framework for methodological issues in risk assessment in child protective service work addresses standards for determination of risk; types of data collected; sources of information; types of possible errors; incremental validity issues; cultural context of decision making; assessment of problem origins; selection of outcome goals and…

This study examines item bias on Forms L and M of the Peabody Picture Vocabulary Test-Revised (PPVT-R) for 132 Anglo-American and Mexican-American children in grades one through four. Analyses of variance were employed to assess item bias as defined by items x ethnicity interactions. Follow-up analyses were performed using a Bonferroni-type…

This brochure highlights the role of the school counselor in using educational research, and emphasizes the relationship between bias (racism and sexism) and past and present research. The tests counselors use, the ways test results are interpreted, and counseling techniques are all based on educational research. Counselors are cautioned to…