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Neiworth, J.J., Whillock, K., Kim, S.H., Greenberg, J.R., Jones, K.B., Patel, A.R., Steefel-Moore, D.L., Shaw, A.J., Rupert, D.D., Gauer, J.L., & Kudura, A.G. (2014). Gestalt principle use in college students, toddlers, children with autism, and cotton-top tamarins (Saguinus oedipus). Journal of Comparative Psychology.          


Hamann, K., Warneken, F., Greenberg, J.R., Tomasello, M. (2011). Collaboration encourages equal sharing in children but not chimpanzees. Nature, 476, 328-331.


Greenberg, J.R., Hamann, K., Warneken, F., Tomasello, M. (2010). Chimpanzee helping in collaborative and non-collaborative contexts. Animal Behaviour, 80, 873-880.


Neiworth, J.J., Johnson, E, Whillock, K., Brown, V, Greenberg, J. (2009). Is a sense of inequity an ancestral primate trait? Testing social inequity in cotton-top tamarins (Saguinus oedipus). Journal of Comparative Psychology, 123, 10-17.



Greenberg, J.R., Holekamp, K.E., Beehner, J.C. (Sept. 2014). Effects of prey hair on fecal steroid hormone values in carnivores are hormone-specific. Annual Conference of the Association of Zoos & Aquariums. Orlando, FL. (poster)


Greenberg, J.R., Holekamp, K.E. (Aug. 2014). Anthropogenic and social factors shape boldness in wild spotted hyena (Crocuta crocuta) juveniles. 51st Annual Conference of the Animal Behavior Society. Princeton, NJ. (poster)


Hamann, K., Greenberg, J.R., Warneken, F., Tomasello, M. (March 2011). Collaboration elicits sharing in

children, but not chimpanzees. Biennial Meeting of the Society for Research in Child Development, Montreal, Quebec, Canada.


Hamann, K., Warneken, F., Greenberg, J.R., Tomasello, M. (January 2011). Collaboration elicits equal sharing in children, but not chimpanzees. CEU Conference on Cognitive Development, Budapest, Hungary. (poster)


Greenberg, J.R. A test of cooperative problem solving in cotton-top tamarins (Saguinus oedipus): The role of competition and tolerance.  (April 2008). Minnesota Undergraduate Psychology Conference. Saint Paul, MN.


Neiworth, J.J., Whillock, K., Greenberg, J., Weaver, J., Kudura, A. and Gray, E. Tamarins exhibit perceptual constraints similar to autistic humans (July 2007). Experimental Psychological Society and Psychonomic Society Joint Meeting, Edinburgh, Scotland.


Neiworth, J.J., Johnson, E., Whillock, K., Brown, V, and Greenberg, J. (November 2006). A test of inequity aversion in cotton top tamarins (Saguinus oedipus). 47th Annual Meeting of the Psychonomic Society, Houston, TX. (poster)

Honors & Awards

Dr. Marvin Hensley Endowed Fellowship in Science, MSU College of Nat. Sciences ($8,000)                     2013

National Science Foundation Graduate Research Fellowship ($90,000)                                          2011-2014

University Distinguished Fellowship, Michigan State University ($48,000)                                      2010-2015

Ecology, Evolution, and Behavioral Biology Travel Fellowship ($400)                                              2012, 2013

Graduate Research Enhancement Award, MSU Graduate School ($1200)                                                  2011

BEACON Top-Up Award, Michigan State University ($6000)                                                                     2010

Fulbright Fellowship                                                                                                                      2008-2009

DAAD Study Scholarship (declined)                                                                                                2008-2009

Phi Beta Kappa                                                                                                                                        2008

Sigma Xi Scientific Research Society                                                                                                        2008

Senior Thesis Distinction, Carleton College                                                                                             2008

Distinction in the Psychology Major, Carleton College                                                                             2008

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