Her research in secondary education for English learners is conducted in collaboration with a team of professors and educators working on two National Professional Development grants. Her research in the field of K-5 English learners’ literacy development is conducted in collaboration with teachers and administrators in the Denver metropolitan area. Dr. Nathenson-Mejia is co-author, with Dr. Maria Uribe, of the book Literacy Essentials for English Language Learners (2008). Together they are researching building-wide literacy initiatives for schools with high English learner populations. She presents and does workshops nationally on K-5 English learners’ literacy development and instructional implications.