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  Daniel Hanus   Publications  


Hanus, D., Truppa, V., Martin-Ordas, G., & Call, J. (in prep.). The Effect of Visual Illusions in Human and Non-human Primates.

Martin-Ordas, G. & Hanus, D. (in prep.). Memory Conjunction in Great Apes.

Hanus, D. & Call, J. (in prep.). Less is More – Probabilistic Judgments in Chimpanzees.

Bräuer, J., & Hanus, D. (2012). Fairness in Non-human Primates? Social Justice Research, 25 (3)

Hanus, D., & Call, J. (2011). Chimpanzee problem-solving: contrasting the use of causal and arbitrary cues. Animal Cognition, 1-8.

Hanus, D., Mendes, N., Tennie, C., & Call, J. (2011). Comparing the Performances of Apes (Gorilla gorilla, Pan troglodytes, Pongo pygmaeus) and Human Children (Homo sapiens) in the Floating Peanut Task. PLoS ONE, 6(6).

Seed, A., Hanus, D., & Call, J. (2011). Causal Knowledge In Corvids, Primates and Children: More Than Meets The Eye? In T. McCormack, C. Hoerl & S. Butterfil (Eds.), Tool Use and Causal Cognition (pp. 89-110). Oxford University Press.

Hanus, D., Call, J. (2008). Chimpanzees infer the location of a reward on the basis of the effect of its weight. Current Biology, 18, (9), 370-372.

Mendes, N., Hanus, D., Call, J. (2007). Raising the level: orangutans use water as a tool. Biology letters, 3, 453–455.

Warneken F, Hare B, Melis AP, Hanus D, Tomasello M (2007). Spontaneous Altruism by Chimpanzees and Young Children. PLoS Biology, 5 (7).

Hanus, D., Call, J. (2007). Discrete quantity judgments in the great apes (Pan paniscus, Pan troglodytes, Gorilla gorilla, Pongo pygmaeus): The effect of presenting whole sets versus item-by-item. Journal of Comparative Psychology, 121(3) 241-249.

Hanus, D., Call, J., Tomasello, M. (2004). Quantity Based Judgments by Orangutans (Pongo pygmaeus), Gorillas (Gorilla gorilla) and Bonobos (Pan paniscus). Folia Primatologica, Vol. 74, No. 4.

Talks & Posters

Causal Reasoning vs. Associative Learning in Animals - A Useful or a Strawman Dichotomy? Presented at the Animal Cognition Meeting , Gent, Belgium, 2013.

Chances and Challenges of Comparative Psychology. Presented at the Workshop “Exploring the Cultural Constitution of Causal Cognition: Theoretical Foundations and Empirical Approaches”, Bielefeld, 2013.

Das Menschliche Gehirn – Einzigartig? Panel Discussion at the BrainFair, ETH-Zürich, Switzerland, 2013.

Less is (sometimes) more – probabilistic judgment in chimpanzees. Presented at the 24th International Primatology Society Congress, Cancun, Mexico, 2012.

Causal Cognition in non-human primates. Presented at the “Netzwerktreffen” at the Center for Interdisciplinary Research (ZiF)”, Bielefeld, 2011.

Weight matters – Causal inference in Chimpanzees. Presented at the 23rd International Primatology Society Congress, Kyoto, Japan, 2010.

Visual Illusions in Great Apes. Presented at the 5th European Conference on Behavioural Biology, Ferrara, Italy, 2010.

Animal Cognition. Invited talk at the neuropsychological colloquium, University of Freiburg, Germany, 2010.

Great Apes Causal Cognition. Presented at the psychological colloquium, Humboldt University, Berlin Germany, 2009.

Contrasting the use of causal and arbitrary cues in chimpanzee problem solving. Presented at the 1st Workshop on Cognition and Evolution, Rovereto, Italy, 2009.

The Mueller-Lyersche and the Ebbinghaus illusion in chimpanzees, bonobos and orangutans. Presented at the 22nd International Primatology Society Congress, Edinburgh, UK, 2008.

Chimpanzees infer the location of a reward based on the effect of its weight (2007). Presented at the 2nd Congress of the European Federation for Primatology, Prague, 2007.

Chimpanzees’ understanding of gravity. Presented at the international workshop on “The mind of the chimpanzee”, Chicago, USA, 2007.

Do peanuts float? Apes understanding of causality in a volume displacement task. Presented at the 21st International Primatology Society Congress, Entebbe, Uganda, 2006.

Numerical Abilities in Great Apes. Invited lecture at the University of Tokyo, Japan, 2005.

Quantity Based Discrimination in Great Apes (Pan paniscus, Pan troglodytes, Pongo pygmaeus, Gorilla gorilla). Presented at the 2nd International Workshop for Young Psychologists on Evolution and Development of Cognition, Kyoto, Japan, 2005.

Quantity Based Judgments by Orangutans, Gorillas and Bonobos. Presented at the 20th International Primatology Society Congress, Turin, Italy, 2004.

Research Awards & Funding

2009: Winner of the poster competition at the 1st Workshop on Cognition and Evolution, Italy.

2007: Travel-grant from the Deutsche Forschungsgemeinschaft (DFG) for “The mind of the chimpanzee” workshop, USA.

2003: Winner of the poster competition at the National Conference of the German Primatological Society, Leipzig, Germany.