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…

This study explored motivation and engagement among North American (the United States and Canada; n = 1,540), U.K. (n = 1,558), Australian (n = 2,283), and Chinese (n = 3,753) secondary school students. Motivation and engagement were assessed via students' responses to the Motivation and Engagement Scale-High School (MES-HS). Confirmatory factor…

Research and scholarship into educational effectiveness research (EER) is comprehensively reviewed from the UK, The Netherlands, the US, Cyprus, Belgium, Sweden, France, Germany, New Zealand, Australia, and other societies, dating from the field's origins in the 1970s. Issues include its history, methodological and theoretical advances, scientific…

Presents an attempt to cross-validate a widely used set of standard credibility scales. Finds that the Meyer modification of the Gaziano-McGrath scales appears to validly and reliably measure credibility per se but that a second set of scales posited to measure community affiliation is not sufficiently reliable in its current form for use without…

Discusses research in creativity with particular emphasis on the problems encountered in assessing creativity from a life-span developmental framework. Alternative developmental models and measures are discussed as future research recommendations for the assessment of life-span creativity. (Author/RH)

Reviews 26 instruments developed to assess temperament at the infant, preschool, and school-age levels, giving particular attention to instrument content, standardization samples, reliability, and validity. It is concluded that, at present, no single psychometrically adequate instrument is available. Suggestions are made for future approaches to…

This article discusses evidence for functional behavioral assessment (FBA) procedures in terms of the meaning and interpretation of different forms of reliability and validity in FBA. It concludes that additional research needs to be conducted with various target behaviors across different settings to support the continued use of FBA. (Contains…

Explores the issues of patient homogeneity, external validity, internal validity, choosing and implementing specific treatment modalities, therapist experience and attitudes, therapist age, reliability and validity of measures, and problems obtaining follow-up information when studying treatment of depressed elderly patients. (Author)