He is the author of Learning to Trust: Australian Responses to AIDS, and co-editor of Turning Points: Chapters in South Australian History. Along with History-related articles and book chapters, Paul has published papers concerned with collaborative learning, innovative assessment and effective feedback, threshold concepts, and the promotion of ethical professional practice. In recognition of his scholarship and teaching, Paul was awarded his Faculty's Excellence in Teaching Prize in 2007 and the University of Adelaide's Stephen Cole the Elder Award for Excellence in Teaching in 2009. In 2011 he received an Australian Learning & Teaching Council Citation for 'Outstanding Contributions to Student Learning'.