Zhang, Li; Gillies, Marco; Dhaliwal, Kulwant; Gower, Amanda; Robertson, Dale and Crabtree, Barry. 2009. E-Drama: Facilitating Online Role-play using an AI Actor and Emotionally Expressive Characters. International Journal of Artificial Intelligence in Education, 19(1), pp. 5-38. ISSN 1560-4292 [Article]

Gillies, Marco; Crabtree, Barry and Ballin, Daniel. 2004. 'Expressive characters and a text chat interface'. In: AISB workshop on Language, Speech and Gesture for Expressive Characters. University of Leeds, UK March, 2004. [Conference or Workshop Item]

Ballin, Daniel; Gillies, Marco and Crabtree, Barry. 2004. 'A Framework For Interpersonal Attitude And Non-Verbal Communication In Improvisational Visual Media Production'. In: 1st European Conference on Visual Media Production (CVMP). IEE, London, UK 15-16 March 2004. [Conference or Workshop Item]