The following scientific research articles are related to the development of ChimpFACS:

Vick, S-J, Waller, B., Parr, L., Smith Pasqualini, M., & Bard, K.A. (2007).  A cross species comparison of facial morphology and movement in humans and chimpanzees using FACS. Journal of Nonverbal Behavior, 31, 1-20.

Waller, BM, Vick, SJ, Parr, L, Bard, KA, Smith Pasqualini, MC, Gothard, KM, & Fuglevand, A. (2006).  Intramuscular electrical stimulation of facial muscles in humans and chimpanzees: Duchenne revisited and extended. Emotion, 6, 367-382.

Bard, KA, Gaspar, A., & Vick, S-J (in press, 2009). Chimpanzee faces under the magnifying glass: Emerging methods reveal cross-species similarities and individuality. To appear in A. Weiss, J. King, & L. Murray (eds). Personality and Behavioral Syndromes in Nonhuman Primates, Springer-Verlag.

Burrows, A., Waller, B.M. & Parr, L.A. & Bonar, C.J. (2006). Muscles of facial expression in the chimpanzee (Pan troglodytes): Descriptive, comparative, and phylogenetic contexts. Journal of Anatomy, 208(2), 153-168.

Friedman, H. (2007). Chimp facial action coding: an important forward brachiation in method. Journal of Nonverbal Behavior, 31, 21-22. (Editorial comment on Vick et al., 2007).

Parr, LA., Waller, B, Vick, S-J, & Bard, KA (2007) Classifying chimpanzee facial displays by muscle action. Emotion, 7, 172-181.

Parr, L., Waller, B.M., Vick, S.J., (2007). New developments in understanding emotional facial signals in chimpanzees. Current direction in Psychological Science, 16, 117-122.

Waller, B., Bard, K.A. Vick, S-J., & Smith Pasqualini, M. (2007). Perceived differences between chimpanzee (Pan troglodytes) and human (Homo sapiens) facial expressions are related to emotional interpretation. Journal of Comparative Psychology, 121, 398-404.

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Maintained by Dr Kim Bard, Dr Bridget Waller and Paul Marshman, University of Portsmouth, UK