Teacher coaching is a powerful form of professional learning that improves teaching practices and student achievement, yet little is known about the specific aspects of coaching programs that are more effective. Researchers used a blocked randomized experiment to study the effects of one-to-one coaching on teacher practice. When pooled across all…

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…

A randomized trial study, conducted over two school years in 18 high schools in Washington, finds that "An Inquiry Approach," a three-year, educative curriculum for high school science, has a positive impact on student achievement, teacher practice, and fidelity of implementation of the curriculum when the curriculum is paired with…

Teachers do not simply want resources given to them. They often seek out relationships from more knowledgeable or experienced colleagues to ask advice, model lessons, or start an inquiry group. Establishing relationships within collaboration is essential for learning and knowledge development (Putnam & Borko, 2000). This study's goal was to…

In each issue of the "Journal of Staff Development" ("JSD"), senior advisor to Learning Forward author Joellen Killion explores a recent research study to help practitioners understand the impact of particular professional learning practices on student outcomes. Detailed in this issue is a randomized control study in which…

This article describes a school district administrator's research on optimal coaching experiences for classroom teachers. This research was done with the intent of gaining a better understanding of how coaching affects student learning. The author defines coaching as the assistance given to a teacher to improve on teaching practices in order to…

Discussion-based protocols--an "agreed upon set of discussion or observation rules that guide coach/teacher/student work, discussion, and interactions" (Ippolito & Lieberman, 2012, p. 79)--can help focus and structure productive professional learning discussions. However, while protocols are slowly growing into essential elements of…

Using 4th- and 8th-grade mathematics data from 2003, 2007, and 2011 Third International Mathematics and Science Study (TIMSS) assessments, researchers conducted a cross-national empirical study to examine teacher participation in professional development and its impact on student achievement. Findings from the research show that, although 4th- and…

In this study of 16 teachers in two primary schools in the Netherlands, researchers built on findings from previous studies to demonstrate that a thoughtfully designed professional development program can be "effective and sustainable, if certain conditions are met" (p. 772) in changing teachers' knowledge, beliefs, perceived problems,…

The York Region District School Board is recognized as a high-performing district in Ontario, Canada, and has also garnered international attention. Visitors from across Canada, as well as Singapore, Finland, England, Scotland, Holland, the Bahamas, Korea, China, and Taiwan, have come to learn about its system and observe the teaching, learning,…

Joellen Killion reports on the results of a five-year professional development intervention consisting of workshops and curriculum units conducted in six elementary schools in an urban district to gauge teacher knowledge and practices in science instruction for English language learners. The study looked at predictors of teacher change that…

The authors conducted a case study in four elementary schools that demonstrated consistent gains in reading achievement, despite their failure to meet Adequate Yearly Progress. By examining the professional development experiences of six teachers in these schools who reported high levels of change on a wider survey, the authors aimed to identify…

According to national survey data, access to and participation in professional development varies widely across states, and the quality of professional development across most states is far from meeting research-based definitions of effective professional development, with a few pockets of excellence in some states. In this study, "Teacher…

While there is a growing body of literature promoting a new paradigm of differentiated professional development in which teachers' voices shape learning opportunities, the reality is that much professional development continues in an outdated, top-down mode. Teacher input is rarely solicited to determine the perceptions of teachers regarding their…

Joellen Killion is senior advisor to Learning Forward. In each issue of JSD, Killion explores a recent research study to help practitioners understand the impact of particular professional learning practices on student outcomes. The study presented here builds on past research about the relationships between teacher practice and beliefs, teacher…