Heidi Lyn, Ph.D.

Assistant Professor

Department of Psychology


B.A., Linguistics, B.S., Engineering in Computer Science Engineering, University of Pennsylvania, Philadelphia, PA, 1992

M.A., Psychology, Georgia State University, Atlanta, GA, 1998

Ph.D., Psychology, Georgia State University, Atlanta, GA 2001

Research Comparative animal cognition and communication

Lyn, H. (in press). Apes and the evolution of language: taking stock of 40 years of research. In J. Vonk & T. K. Shackelford (Eds.), Oxford Handbook of Comparative Evolutionary Psychology. Oxford, UK: Oxford University Press.

Gillespie-Lynch, K., Greenfield, P. M., Lyn, H., & Savage-Rumbaugh, S. (in press). The role of dialogue in the ontogeny and phylogeny of early word combinations. First Language.

Russell, J. L., Lyn, H., Schaeffer, J. A., & Hopkins, W. D. (2011). The Role of Socio-Communicative Rearing Environments on the Development of Social and Physical Cognition in Apes. Developmental Science, 14(6), 1459-1470. DOI: 10.1111/j.1467-7687.2011.01090.x

Lyn, H., Greenfield, P. M., & Savage-Rumbaugh, E. S. (2011). Semiotic combinations in Pan: A cross-species comparison of communication in a chimpanzee and a bonobo. First Language, 31(3), 300-325.

Lyn, H., Pierre, P., Bennett, A. J., Fears, S., Woods, R., & Hopkins, W. D. (2011). Planum Temporale Grey Matter Asymmetries in Chimpanzees (Pan troglodytes), Vervet (Chlorocebus aethiops sabaeus), Rhesus (Macaca mulatta) and Bonnet (Macaca radiata) monkeys. Neuropsychologia, 49, 2004-2012. DOI: 10.1016/j.neuropsychologia.2011.03.030

Lyn, H., Greenfield, P. M., Savage-Rumbaugh, S., Gillespie-Lynch, K., & Hopkins, W. D. (2011). Nonhuman primates do declare! A comparison of declarative symbol and gesture use in two children, two bonobos, and a chimpanzee. Language and Communication, 31, 63-74. DOI: 10.1016/j.langcom.2010.11.001

Lyn, H. (2010). Environment, methodology, and the object choice task in apes: Evidence for declarative comprehension and implications for the evolution of language. Journal of Evolutionary Psychology. 8(4), 333-349.

Lyn, H., Russell, J. L., & Hopkins, W. D. (2010). The impact of environment on the comprehension of declarative communication in apes. Psychological Science 21(3), 360-365.

Franks, B., Lyn, H., Klein, L. & Reiss, D. L. (2009) The influence of feeding enrichment, and seasonal context on the behavior of Pacific Walruses (Odobenus rosmarus divergens). Zoo Biology, 28,1-8.

Hopkins, W. D., Lyn, H., and Cantalupo, C. (2009) A Preliminary Study of Volumetric and Lateralized Differences in the Brains of Chimpanzees (Pan troglodytes) and Bonobos (Pan paniscus). American Journal of Primatology. 71, pp. 1-10.

Lyn, H. & Rumbaugh, D. M. (2009) Saliences, Propositions, and Amalgams: Emergent learning in non-humans. Behavioral & Brain Sciences 32(2) 213-214.

Lyn, H. (2008). Artificial symbol systems in dolphins and apes: analogous communicative evolution or evidence for basic communicative rules? In A. D. M. Smith, K. Smith & R. Ferrer i Cancho (Eds.), The Evolution of Language: Proceedings of the 7th International Conference (EVOLANG7). Singapore: World Scientific Press.

Lyn, H., Franks, B., and Savage-Rumbaugh, E. S. (2008) Precursors of morality in the use of the symbols “good” and “bad” in two bonobos (Pan paniscus) and a chimpanzee (Pan troglodytes). Language and Communication 28(3) 213-224 DOI 10.1016/j.langcom.2008.01.006.

Greenfield, P. M., Lyn, H., & Savage-Rumbaugh, E. S. (2008). Protolanguage in ontogeny and phylogeny: combining deixis and representation. Interaction Studies, 9(1), 34-50.

Lyn, H. (2007) Mental representations of symbols as revealed by vocabulary errors in two bonobos (Pan paniscus), Animal Cognition. 10(4), 461-475. DOI 10.1007/s10071-007-0086-3

Lyn, H., Greenfield, P. G., and Savage-Rumbaugh, E. S. (2006) The development of pretend play in chimpanzees and bonobos: evolutionary implications, pretense, and the role of interspecies communication, Cognitive Development, 21, 199-213.

Greenfield, P. G. and Lyn, H. (2006) Symbol combination in Pan: language, action, culture. In Washburn, D. (Ed.) Primate perspectives on behavior and cognition, APA.