Dr. Allen is an internationally respected researcher, consultant, and expert on adolescent literacy. She has authored several professional development books and reading programs to help students comprehend nonfiction texts. Plugged-in to Nonfiction is a three-step instructional model utilizing teacher-directed instruction, peer-supported learning, and self-directed learning to teach students eight power strategies for understanding nonfiction texts. The program provides teachers resources and materials to implement strategy lessons focusing on skills like vocabulary, text structures, and comprehension monitoring.