Joy Kreeft Peyton, PhD, is a Senior Fellow at the Center for Applied Linguistics (CAL). She was a founding member of the Alliance for the Advancement of Heritage Languages, formerly hosted at CAL. She is co-editor of Heritage Languages in America: Preserving a National Resource (with Donald Ranard and Scott McGinnis) and Handbook of Heritage, Community, and Native American Languages in the United States: Research, Educational Practice, and Policy (with Terrence Wiley, Donna Christian, Sarah Moore, and Na Liu). She has over 35 years of experience in the field of languages, linguistics, and culture in education. She has worked with teachers and teacher trainers in K-12 and adult education programs across the United States and in other countries to improve their instructional practice. Her work includes providing workshops for teachers on developing the academic language and literacy of students learning English as a second language; developing professional development opportunities for teachers working with children and adults learning English; and working in other countries, including the Philippines and Thailand on preparing refugees for life and education in the United States, and in Ethiopia, Nepal, and The Gambia on developing curriculum and materials for teaching students in their mother tongue and the national language. She serves on a number of project and editorial advisory boards focused on improving education and outcomes for students learning a second language.