The Role of Social Norm in User-Engagement and Appreciation of the Web Interface Agent Bonzi Buddy. - Johan F. Hoorn; Henriette C. van Vugt (IVA, 2006)

Why Fat Interface Characters Are Better e-Health Advisors. - Henriette C. van Vugt; Elly A. Konijn; Johan F. Hoorn; Jolanda Veldhuis (IVA, 2006)

Affective affordances: Improving interface character engagement through interaction. - Henriette C. van Vugt; Johan F. Hoorn; Elly A. Konijn; Athina de Bie Dimitriadou (Int. J. Hum. Comput. Stud., 2006)

Realism is not all! User engagement with task-related interface characters. - Henriette C. van Vugt; Elly A. Konijn; Johan F. Hoorn; I. Keur; Anton Eliëns (Interact. Comput., 2007)

When too heavy is just fine: Creating trustworthy e-health advisors. - Henriette C. van Vugt; Elly A. Konijn; Johan F. Hoorn; Jolanda Veldhuis (Int. J. Hum. Comput. Stud., 2009)

Interactive engagement with embodied agents: an empirically validated framework. - Henriette C. van Vugt; Johan F. Hoorn; Elly A. Konijn (Comput. Animat. Virtual Worlds, 2009)

Effects of facial similarity on user responses to embodied agents. - Henriette C. van Vugt; Jeremy N. Bailenson; Johan F. Hoorn; Elly A. Konijn (ACM Trans. Comput. Hum. Interact., 2010)