The purpose of this Action Research study was to investigate professional development, specifically related to technology, which has not provided teachers with adequate 21st century learning opportunities. This study sought to investigate a possible solution to ineffective professional development. Participants and data collected in Cycle 1…

Hierarchical linear modeling (HLM) has become an increasingly popular multilevel method of analyzing data among nested datasets, in particular, the effect of specialized academic programming within schools. The purpose of this methodological study is to demonstrate the use of HLM to determine the effectiveness of STEM programming in an Ohio middle…

This Teaching and Learning Research Initiative (TLRI) project was a 2-year exploratory study focusing on differentiating the curriculum in response to individual learner differences. The project was designed to explore learning and teaching of differentiated scientific content through observational processes and the expression of that learning…

This study examines how high-quality professional development can promote the diffusion of effective teaching strategies among teachers through collaboration. Drawing on longitudinal and sociometric data from a study of writing professional development in 39 schools, this study shows that teachers' participation in professional development is…