Doug Peterson is an Associate Professor of Psychology at the University of South Dakota. He studies human computer interaction, educational technology and applications of organizational psychology in consumer and educational settings. He has published work on the implementation of hand held computing devices in the classroom and usability of mobile technologies. His current work focuses on electronic textbooks and e-text readers and he is an advocate for improved usability and user experience in all areas of educational technology. Dr. Peterson earned his PhD from Kansas State University.