In experimental evaluations of health and social programs, the role of dosage is rarely explored because researchers cannot usually randomize individuals to experience varying dosage levels. Instead, such evaluations reveal the average effects of exposure to an intervention, although program exposure may vary widely. This article compares three…

This study examines teachers' intention to engage in School Based Assessment (SBA) in secondary schools of Sri Lanka, by utilising Ajzen's (1985) Theory of Planned Behaviour. Multiple regression analysis was employed for data analysis. Given the recent attention on curricular reforms in many countries, this study contributes to the limited…

The movement toward evidence-based interventions (EBI) in school psychology places new expectations on scientist-practitioners for evaluating intervention effectiveness (Kratochwill & Stoiber, 2000, 2002). Many such interventions in the school context are conducted for individual students, requiring single case designs. In this paper we provide…