Collaboration is tough even in ideal circumstances. How do you begin to effect change when nearly half of the families in a district speak a language other than English in the home, but traditional education models rarely emphasize the strengths of cultural or linguistic diversity? Or when nearly all students live in low-income families and face…

In this study, the authors examine the impact of an English as a second language (ESL) professional development offering designed to meet this challenge: the Modular Design for English Language Learners (MODELL) instruction program. The authors were part of a team of faculty that designed and developed this hybrid professional development program…