Virtual Rapport. - Jonathan Gratch; Anna Okhmatovskaia; Francois Lamothe; Stacy Marsella; Mathieu Morales; Rick J. van der Werf; Louis-Philippe Morency (IVA, 2006)

Can Virtual Humans Be More Engaging Than Real Ones? - Jonathan Gratch; Ning Wang 012; Anna Okhmatovskaia; Francois Lamothe; Mathieu Morales; Rick J. van der Werf; Louis-Philippe Morency (HCI (3), 2007)