@inbook {Hess1999, title = {Mimicry: Fact and fiction}, booktitle = {The Social Context of Nonverbal Behavior}, year = {1999}, pages = {213{\textendash}241}, publisher = {Cambridge University Press}, organization = {Cambridge University Press}, address = {New York}, author = {Hess, Ursula and Pierre Philippot and Sylvie Blairy}, editor = {Pierre Philippot and Robert S. Feldman and Erik J. Coats} }