In each issue of "JSD," Joellen Killion explores a recent research study to help practitioners understand the impact of particular professional learning practices on student outcomes. In this issue, she describes Z. Kisa and R. Correnti's 2015 longitudinal study of fidelity of implementation of principles of reform-aligned professional…

Content teachers responsible for the instruction of English learner students will perceive myriad challenges when it comes to English learner students in the mainstream. School leaders can play a pivotal role in supporting and mitigating some of these challenges by recognizing what some of the pitfalls and issues might be for content teachers…

New roles and responsibilities for classroom aides necessitate updating the name of the job and professional development for these employees. This paper examines the necessary content and process of paraeducator professional development, explaining that the key to effective ongoing professional development can be assured only by developing a…

Teachers need focused staff development to improve content knowledge and pedagogy for specific subject areas. An interview with Lee Shulman, professor of education, discusses advantages of content-specific development, noting the important role of case studies and the changes necessary for helping teachers become lifelong students of content and…