Diane Lapp is distinguished professor of education in the Department of Teacher Education at San Diego State University, where she teaches both preservice and graduate courses in literacy education. She is also an instructional coach at Health Science Middle School and Health Sciences High and Middle College and chairs a literacy research panel for the International Literacy Association.
Lapp has taught in elementary, middle, and high schools. Her major areas of research and instruction relate to planning and assessing intentional instruction and learning. She has conducted many professional training sessions that address topics related to differentiated learning, purposeful instruction and assessment, the gradual release of instructional responsibility, close reading, classroom collaboration and conversation, balanced literacy, and writing across the curriculum.
She has received numerous educational awards throughout her career and is a member of both the California and the International Reading Halls of Fame. Lapp has authored, coauthored, and edited numerous articles, columns, texts, handbooks and children's materials on instruction, assessment, and literacy related issues.