Understanding when it is appropriate to make causal inferences from a statistical result is a fundamental skill for science literacy. Prior research has concentrated on erroneous causal judgments about observational studies, but there is little research on whether people understand that experiments provide stronger justification for causal claims.…

Seven empirical studies from this special issue and an overview chapter are reviewed to illustrate several points about studying the possible effects of treatment intensity manipulations on generalized skill or knowledge acquisition in students with disabilities. First, we make a case in favor of studying intensity as separate from complexity and…

In January 2011, a Joint Committee of representatives from the U.S. Department of Education (ED) and the U.S. National Science Foundation (NSF) began work to establish cross-agency guidelines for improving the quality, coherence, and pace of knowledge development in science, technology, engineering and mathematics (STEM) education. Although the…

Current business and educational environments are mandating the identification, building, and assessment of specific critical competencies for the workforce. However, traditional approaches to competency analysis are often slow, expensive, and backward looking. This article presents several new computer-aided approaches to competency analysis and…

Introduction: We undertook a meta-analysis of the Continuing Medical Education (CME) outcome literature to examine the effect of moderator variables on physician knowledge, performance, and patient outcomes. Methods: A literature search of MEDLINE and ERIC was conducted for randomized controlled trials and experimental design studies of CME…

Purpose: This study explored the perceptions of teachers regarding principal support for and understanding of effective writing instruction and whether certain areas of knowledge influence principals' actions and interventions. Research Design: Researchers surveyed teacher participants using the Principal's Support for Writing Instrument and also…

The purpose of this study was to evaluate a community-based comprehensive sex education program among unmarried youth in China. The impact of the intervention on sexual knowledge, attitudes, and sexual initiation were assessed, using a pre-test post-test quasi-experimental research design. The program used six methods for providing sex-related…

The purpose of this study was to evaluate the impact of a cognitive-behavioral peer-facilitated school-based HIV/AIDS education program on knowledge, attitudes and behavior among primary and secondary students in Belize. Students (N = 150) were recruited from six schools in Belize City. A quasi-experimental research design was used to assess the…