Author Monographs Research and best practices in English Language Arts and English Language Development are the foundation for our National Geographic Learning programs. Learn more about what our experts say in these whitepapers and monographs by our program authors. Dr. Catherine L. Quinlan Learn More Dr. Catherine Workman Learn More Dr. Randy Bell Learn More Dr. Sylvia Linan-Thompson Learn More Deborah Short, Ph.D. Learn More Alfred W. Tatum, Ph.D. Learn More Andrew J. Milson Learn More Dr. David W. Moore Learn More Janet Smith Learn More Jennifer D. Turner, Ph.D. Learn More Dr. Josefina Villamil Tinajero Learn More Dr. Judith Lederman Learn More Dr. Kathy Cabe Trundle Learn More Dr. Malcolm Butler Learn More Dr. Mark Bockenhauer Learn More