The original impetus for the design of our professional development (PD) program came from the first author's interest in PD in general and what makes it effective. We begin our presentation with a brief explanation of the core literature that affected our thinking and then introduce the context in which and for which the PD program was designed.…

The manuscript describes the designs of two teachers' online professional development (PD) projects to support teachers of English-as-Second/Foreign Language in Indiana and in Beijing, China. We provide descriptions of each of the contexts; judgments and decisions we made along the way; the contextual/cultural and pedagogical factors we took into…