Realtime Constraint-Based Cinematography for Complex Interactive 3D Worlds. - William H. Bares; Joël P. Grégoire; James C. Lester (AAAI/IAAI, 1998)

Explanatory Lifelike Evatars: Performing User-Centered Tasks in 3D Learning Environments. - James C. Lester; Luke S. Zettlemoyer; Joël P. Grégoire; William H. Bares (Agents, 1999)