In this case study of adult English as a Second Language (ESL) educators, the researcher facilitated a six-week professional development activity around the topic of early literacy instruction. The four participants in the study circle were all LESLLA (low-educated second language and literacy acquisition) teachers whose students are adult…

The purpose of this study is to compare the efficacy of three different approaches to professional development in Earth science education: preparing teachers to "adopt" expert-"design" curricula; preparing teachers to use a principled approach to design curricula; and preparing teachers to use a principled approach to "adapt" curricula. The claims…