Lydia Hopper
Lydia Hopper
Assistant Director of the Lester E Fisher Center, Lincoln Park Zoo
Verified email at - Homepage
Cited by
Cited by
Emulation, imitation, over-imitation and the scope of culture for child and chimpanzee
A Whiten, N McGuigan, S Marshall-Pescini, LM Hopper
Philosophical Transactions of the Royal Society of London B: Biological …, 2009
Experimental studies of traditions and underlying transmission processes in chimpanzees
LM Hopper, A Spiteri, SP Lambeth, SJ Schapiro, V Horner, A Whiten
Animal Behaviour 73 (6), 1021-1032, 2007
Observational learning in chimpanzees and children studied through ‘ghost’conditions
LM Hopper, SP Lambeth, SJ Schapiro, A Whiten
Proceedings of the Royal Society of London B: Biological Sciences 275 (1636 …, 2008
Chimpanzees copy dominant and knowledgeable individuals: Implications for cultural diversity
R Kendal, LM Hopper, A Whiten, SF Brosnan, SP Lambeth, SJ Schapiro, ...
Evolution and Human Behavior, 2015
Chimpanzees’ socially maintained food preferences indicate both conservatism and conformity
LM Hopper, SJ Schapiro, SP Lambeth, SF Brosnan
Animal Behaviour 81 (6), 1195-1202, 2011
Social networks in primates: smart and tolerant species have more efficient networks
C Pasquaretta, M Levé, N Claidière, E van de Waal, A Whiten, ...
Scientific Reports 4, 2014
Developing a comprehensive and comparative questionnaire for measuring personality in chimpanzees using a simultaneous top‐down/bottom‐up design
HD Freeman, SF Brosnan, LM Hopper, SP Lambeth, SJ Schapiro, ...
American journal of primatology 75 (10), 1042-1053, 2013
‘Ghost’experiments and the dissection of social learning in humans and animals
LM Hopper
Biological Reviews 85 (4), 685-701, 2010
Observational learning of tool use in children: Investigating cultural spread through diffusion chains and learning mechanisms through ghost displays
LM Hopper, EG Flynn, LAN Wood, A Whiten
Journal of experimental child psychology 106 (1), 82-97, 2010
Selective and contagious prosocial resource donation in capuchin monkeys, chimpanzees and humans
N Claidière, A Whiten, MC Mareno, EJE Messer, SF Brosnan, LM Hopper, ...
Scientific Reports 5, 7631, 2015
Psychological limits on animal innovation
SF Brosnan, LM Hopper
Animal Behaviour 92, 325-332, 2014
Personality influences responses to inequity and contrast in chimpanzees
SF Brosnan, LM Hopper, S Richey, HD Freeman, CF Talbot, SD Gosling, ...
Animal Behaviour 101, 75-87, 2015
Influence of personality, age, sex, and estrous state on chimpanzee problem-solving success
LM Hopper, SA Price, HD Freeman, SP Lambeth, SJ Schapiro, RL Kendal
Animal cognition 17 (4), 835-847, 2014
The ontogeny of social comparisons in rhesus macaques (Macaca mulatta)
LM Hopper, SP Lambeth, SJ Schapiro, BJ Bernacky, SF Brosnan
Journal of Primatology 2, 109, 2013
End state copying by humans (Homo sapiens): Implications for a comparative perspective on cumulative culture.
CA Caldwell, K Schillinger, CL Evans, LM Hopper
Journal of Comparative Psychology 126 (2), 161, 2012
Chimpanzee food preferences, associative learning, and the origins of cooking
MJ Beran, LM Hopper, FBM de Waal, K Sayers, SF Brosnan
Learning & behavior, 2016
Different Responses to Reward Comparisons by Three Primate Species
HD Freeman, J Sullivan, LM Hopper, CF Talbot, AN Holmes, ...
PLOS ONE 8 (10), e76297, 2013
The importance of witnessed agency in chimpanzee social learning of tool use
LM Hopper, SP Lambeth, SJ Schapiro, A Whiten
Behavioural Processes 112, 120-129, 2015
Reconsidering coprophagy as an indicator of negative welfare for captive chimpanzees
LM Hopper, HD Freeman, SR Ross
Applied Animal Behaviour Science 176, 112-119, 2016
Social comparison mediates chimpanzees’ responses to loss, not frustration
LM Hopper, SP Lambeth, SJ Schapiro, SF Brosnan
Animal Cognition 17 (6), 1303-1311, 2014
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