Cheryl Tyler is coauthor of Purposeful Play with Kristi Mraz and Alison Porceli. She has worked extensively in New York City schools as a kindergarten teacher, staff developer, consultant, and the principal of PS 277 in the South Bronx. She is currently the director of Reading Rescue at Teachers College Reading and Writing Project. Cheryl and Alison are coauthors of A Quick Guide to Boosting English Acquisition in Choice Time, K-2.