In-Press/Under Review

Engelmann, J.M., Herrmann, E., Proft, M., Keupp, S., Dunham, Y. +, & Rakoczy, H. + (under review) Chimpanzees consider physical constraints, but not knowledge state, in their evaluation of social action.

Koymen, B. & Engelmann, J.M. (under review) Young children rely on gossip when jointly reasoning about whom to believe.

Schleihauf, H., Herrmann, E., Fischer, J., & Engelmann, J.M. (under review) Rational belief revision in young children: The role of prior beliefs and novel reasons.

Engelmann, J.M., Völter, C.J., O’Madagain, C., Proft, M., Rakoczy, H. & Herrmann, E. (under review) Chimpanzees consider alternative possibilities.


Engelmann, J.M., Zhang, Z., Zeidler, H., Dunham, Y., & Herrmann, E. (in press) The influence of friendship and merit on children’s resource allocation in three cultures. Journal of Experimental Child Psychology.


Haux, L.M., Engelmann, J.M., Herrmann, E. + & Hertwig, R. (in press) How chimpanzees decide in the face of social and nonsocial uncertainty. Animal Behaviour. [PDF]


Knofe, H., Engelmann, J.M., Tomasello, M., Herrmann, E. (2019) Chimpanzees monopolize and children take turns in a limited resource problem. Scientific Reports. 9. 7597. [PDF]

Engelmann, J. M., & Tomasello, M. (2019). Children’s Sense of Fairness as Equal Respect. Trends in Cognitive Sciences, 23(6), 454–463. [PDF]
• Comment: McAuliffe, K., Warneken, F., & Blake, P. (2019). Children’s Sense of Fairness: Respect Isn’t Everything. Trends in Cognitive Sciences, 23(9), 715–716.
• Reply to comment: Engelmann, J. M., & Tomasello, M. (2019). Respect Defended. Trends in Cognitive Sciences, 23(9), 716–717.

Engelmann, J.M., Haux, L.M., & Herrmann, E. (2019) Helping in young children and chimpanzees is partial toward friends. Evolution and Human Behavior. [PDF]

Herrmann, E., Haux, L.M., Zeidler, H., & Engelmann, J.M. (2019) Human children but not chimpanzees make irrational decisions driven by social comparison. Proceedings of the Royal Society B: Biological Sciences. [PDF]

Herrmann, E., Engelmann, J.M., Tomasello, M. (2019) Children engage in competitive altruism. Journal of Experimental Child Psychology. 179. 176-189. [PDF]

Confer, J.A., & Chopik, W.J. (2019). Behavioral explanations reduce retributive punishment but not reward: The mediating role of conscious will. Consciousness and Cognition, 75, 102808. [PDF]


Rapp, D.J., Engelmann, J.M., Herrmann, E., & Tomasello,M. (2018) Young children’s reputational strategies in a peer group context. Developmental Psychology [PDF]

Engelmann, J.M., Herrmann, E., & Tomasello, M. (2018) Concern for group reputation increases prosociality in young children. Psychological Science. 29(2). 181-190 [PDF]

Melis, A.P., Engelmann, J.M., & Warneken, F. (2018) Correspondence: Chimpanzee helping is real, not a byproduct. Nature Communications. 9. [PDF]

Engelmann, J.M. & Rapp, D.J. (2018) The influence of reputational concerns on children’s prosociality. Current Opinion in Psychology. 20. 92-95. [PDF]


Engelmann, J.M., Clift, J., Herrmann, E., & Tomasello, M. (2017) Social disappointment explains chimpanzees’ behavior in the inequity aversion task. Proceedings of the Royal Society B: Biological Sciences. 284(1861). 20171502. [PDF]

Rapp, D.J., Engelmann, J.M., Herrmann, E., & Tomasello, M. (2017) The impact of free choice on young children’s prosocial development. Journal of Experimental Child Psychology. 158. 112-121. [PDF]


Haux, L.M., Engelmann, J.M., Herrmann, E., & Tomasello, M. (2016) Do young children trust gossip or their own observations? Social Development. doi: 10.1111/sode.12225. [PDF]

Engelmann, J.M., Herrmann, E., Rapp, D.J., & Tomasello, M. (2016) Young children (sometimes) do the right thing even if their peers do not. Cognitive Development. 39. 86-92. [PDF]

Engelmann, J.M., Herrmann, E., & Tomasello, M. (2016) Preschoolers affect others’ reputations through prosocial gossip. British Journal of Developmental Psychology. 34(3). 447-460. [PDF]

Engelmann, J.M., & Herrmann, E. (2016). Chimpanzees trust their friends. Current Biology. 26(2). 252-256. [PDF]

Engelmann, J.M., Herrmann, E., & Tomasello, M. (2016) The effects of being watched on resource acquisition in chimpanzees and human children. Animal Cognition. 19(1), 147-151. [PDF]


Engelmann, J.M., Herrmann, E., & Tomasello, M. (2015) Chimpanzees trust conspecifics to engage in low-cost reciprocity. Proceedings of the Royal Society B: Biological Sciences. 282(1801). 20142803. [PDF]


Engelmann J.M., Over, H., Herrmann, E., & Tomasello, M. (2013) Young children care more about their reputation with ingroup members and potential reciprocators. Developmental Science. 16(6). 952-958. [PDF]


Engelmann, J.M., Herrmann, E., & Tomasello, M. (2012) Five-year-olds, but not chimpanzees, attempt to manage their reputations. PLoS ONE. 7(10). E48433. [PDF]

Book Chapters

Engelmann, J.M., & Tomasello, M. (2018) The middle step: joint intentionality as human-unique form of second-personal engagement. In Jankovic, M., & Ludwig, K., (eds.) The Routledge Handbook on Collective Intentionality. Routledge. 

Engelmann, J.M., & Tomasello, M. (2017) Prosociality and morality in children and chimpanzees. In Helwig, C. (ed.) New Perspectives on Moral Development. 

Engelmann, J.M., & Zeller, C. (2017) Doing the right thing for the wrong reason: reputation and moral behavior. In Julian Kiverstein (ed.) The Routledge Handbook of the Social Mind. Routledge. 247-261.