This publication is designed to provide early childhood educators with the most current research on the development of young dual language learners.

The publication, divided into separate overview papers, spans the disciplines of neuroscience, cognitive science, developmental psychology, assessment, education research, family engagement, and special needs.

The overview papers focus on:

  • How dual language development relates to development in other domains
  • Neuroscience research related to dual language development
  • Preschool programs
  • Assessment
  • Early intervention and learners with special needs

This publication was developed with the support of the California Department of Education and the leadership of WestEd project directors Peter Mangione and Ann-Marie Wiese, as well as project manager Katie Monahan.