Nick Yee, Jeremy N. Bailenson, Kathryn Rickertsen. A meta-analysis of the impact of the inclusion and realism of human-like faces on user experiences in interfaces. In Mary Beth Rosson, David J. Gilmore, editors, Proceedings of the 2007 Conference on Human Factors in Computing Systems, CHI 2007, San Jose, California, USA, April 28 - May 3, 2007. pages 1-10, ACM, 2007. [doi]
Abstract is missing.