The "NADE Self-Evaluation Guides" are a compendium of best practices in four areas: (1) Tutoring Services; (2) Course-based Learning Assistance; (3) the Teaching & Learning Process; and (4) Developmental Coursework, also recently known as transitional, co-requisite, accelerated, or bridge programs, all of which are…

Each year a great many evaluations are conducted of international development efforts around the world. These development evaluations study projects, programs, country-wide portfolios, policy reform efforts, and other topics of interest to funders, governments, program managers, and other involved stakeholders. Although some of these evaluations…

Following Messick's definition of validity as a multi-faceted construct that includes contextual, substantive, structural, generalizable, external, and consequential dimensions, this study examined an established directed self-placement (DSP) system that had been functioning for ten years at a large university. The goal was to determine the extent…

A comprehensive conceptual framework for the validation of educational programs has been proposed. The conceptual framework includes the concept of an educational program as a system of curricular and instructional claims and methods of evaluation which entail a wide range of judgments of both logical validity and factual validity. Judgments of…

Issues pertaining to the documentation of positive outcomes for severely handicapped learners as a function of their educational programs are addressed, and the value of the general evaluative concept of educational validity is emphasized. Issues related to the current overreliance on the single-subject experimental model are also discussed. (SEW)

ifferent evaluation models were applied to data from a high school career education program to investigate problems in statistical conclusion validity and program effectiveness judgments. If potential threats to internal validity are analyzed and protection strategies are developed, more confidence in unplanned ex post facto design using a…