This article describes the ICAP framework that defines cognitive engagement activities on the basis of students' overt behaviors and proposes that engagement behaviors can be categorized and differentiated into one of four modes: "Interactive," "Constructive," "Active," and "Passive." The ICAP hypothesis…

Clinical psychology practices initially grew through the use of case studies, uncontrolled trials, and eventually through randomized controlled trials (RCTs). The use of a wait-list control group is standard practice in such trials of treatment regimens for psychopathological conditions. However, as knowledge advances regarding the successful…

Introduction: It was hypothesized that after a continuing medical education (CME) event, practice enablers and reinforcers addressing main clinical barriers to preventive care would be more effective in improving general practitioners' (GPs) adherence to cardiovascular guidelines than a CME event only. Methods: A cluster-randomized trial was…

The museum visit is an important part of elementary school science teaching. However, a divide exists between teachers, who require curricular accountability, and museums, who emphasize free-choice exploration. Can a carefully constructed worksheet bridge this divide by providing free-choice exploration of curricular topics during the museum…

We examined effects of the Early Risers "Skills for Success" early-age-targeted prevention program on serious conduct problems following 5 years of continuous intervention and one year of follow-up. We also examined if intervention effects on proximally-targeted variables found after 3 years mediated intervention effects on conduct…

The European Smoking Prevention Framework Approach (ESFA) study in six countries tested the effects of a comprehensive smoking prevention approach after 24 (T3; N = 10751) and 30 months (T4; N = 9282). The programme targeted four levels, i.e. adolescents in schools, school policies, parents and the community. In Portugal, 12.4% of the T1…

Examines the Type I Error in research on multimedia's impact on learning. Discusses the lack of a control group; the myth of multimedia benefits and the motivational effects of curiosity, content, and instructional strategies; the economics of multimedia; and dangers of the Type I Error, including inequity, lower scores or standards, wasted…