Larry Ferlazzo teaches English Language Learners and English-proficient students at Luther Burbank High School in Sacramento, California. He is the author or editor of twelve books on education, and writes a weekly teacher advice column for Education Week. Katie Hull Sypnieski teaches English Language Learners and English-proficient students at Arthur A. Benjamin Health Professions High School in Sacramento, California. She is a Teacher Consultant with the Area 3 Writing Project at the University of California, Davis and is a co-author of The ELL Teachers Toolbox and Navigating the Common Core with English Language Learners.