Statisticians have developed propensity score methods to improve generalizations from studies that do not employ random sampling. However, these methods rely on assumptions whose plausibility may be questionable. We introduce and discuss bounding, an approach that is based on alternative assumptions that may be more plausible. The bounding…

"Hall of Heroes," a digital game, was used to compare social and emotional skills of 63 adolescent female students matched for age across Malaysia, South Africa, and the United States. Participants were assessed on six social and emotional competencies during game play, namely impulse control, cooperation, communication, social…

Although earthquakes themselves do not kill people, they highlight the critical importance of physical infrastructure resilience, safety measures and preparedness for natural disasters. Earthquakes are one of several environmental crises that can be categorized as a natural hazard/disaster. This study uses the qualitative method of research. The…

The Change Laboratory methodology offers the potential to support expansive learning in preservice bilingual teacher education. This qualitative case study examines how ten preservice Chinese and Korean bilingual teachers, who participated in a Change Laboratory intervention, engaged one of the major Change Laboratory instruments, the four-field…

Background: The host of costly individual and societal consequences of alcohol, tobacco, and other drugs (ATOD) use underscores the importance of ATOD prevention education. "It's Up 2U" is an evidence-informed, game-based, e-learning ATOD prevention program developed by Children's Health Education Center (CHEC) targeting middle school…

The purpose of this paper is to illustrate the authors' interaction-engagement approach in facilitating online courses, which focused on a guided inquiry approach to build understanding of core science concepts using hands-on experimental science investigations. The graduate-level courses were taught during 2005 through 2010, entirely online. The…