Robin Dunbar

• Social touch modulates endogenous μ-opioid system activity in humans.

  Nummenmaa L. et al, (2016), Neuroimage, 138, 242 - 247

• Silent disco: dancing in synchrony leads to elevated pain thresholds and social closeness.

  Tarr B. et al, (2016), Evol Hum Behav, 37, 343 - 349

• Group size, vocal grooming and the origins of language.

  Dunbar RI., (2016), Psychon Bull Rev

• The Complexity of Jokes Is Limited by Cognitive Constraints on Mentalizing.

  Dunbar RI. et al, (2016), Hum Nat, 27, 130 - 140

• Reply to Falcon.

  Dunbar RI. and Wlodarski R., (2016), Biol Lett, 12

• Joint attention, shared goals, and social bonding.

  Wolf W. et al, (2016), Br J Psychol, 107, 322 - 337

• Bipedality and hair loss in human evolution revisited: The impact of altitude and activity scheduling.

  Dávid-Barrett T. and Dunbar RI., (2016), J Hum Evol, 94, 72 - 82

• Sex differences in social focus across the life cycle in humans.

  Bhattacharya K. et al, (2016), R Soc Open Sci, 3

• Identifying natural grouping structure in gelada baboons: A network approach

  Mac Carron P. and Dunbar RIM., (2016), Animal Behaviour, 114, 119 - 128

• Group music performance causes elevated pain thresholds and social bonding in small and large groups of singers.

  Weinstein D. et al, (2016), Evol Hum Behav, 37, 152 - 158

• Response to: Traynor et al. "assessing eye orbits as predictors of neandertal group size".

  Dunbar R. et al, (2016), Am J Phys Anthropol, 159, 358 - 360

• Sexual segregation in human conversations

  Dunbar RIM., (2016), Behaviour, 153, 1 - 14

• Pain tolerance predicts human social network size.

  Johnson KV. and Dunbar RI., (2016), Sci Rep, 6

• Do online social media cut through the constraints that limit the size of offline social networks?

  Dunbar RI., (2016), R Soc Open Sci, 3

• Analysis of Co-authorship Ego networks

  Arnaboldi V. et al, (2016), Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics), 9564, 82 - 96

• The extreme capsule fiber complex in humans and macaque monkeys: a comparative diffusion MRI tractography study.

  Mars RB. et al, (2015), Brain Struct Funct

• Managing Relationship Decay : Network, Gender, and Contextual Effects.

  Roberts SB. and Dunbar RI., (2015), Hum Nat, 26, 426 - 450

• Topography of social touching depends on emotional bonds between humans.

  Suvilehto JT. et al, (2015), Proc Natl Acad Sci U S A, 112, 13811 - 13816

• Topography of social touching depends on emotional bonds between humans

  Suvilehto JT. et al, (2015), Proceedings of the National Academy of Sciences of the United States of America, 112, 13811 - 13816

• Dynamics of deceptive interactions in social networks.

  Barrio RA. et al, (2015), J R Soc Interface, 12

• Modelling the role of trust in social relationships

  Sutcliffe AG. et al, (2015), ACM Transactions on Internet Technology, 15

• Higher-order mentalising and executive functioning

  Launay J. et al, (2015), Personality and Individual Differences, 86, 6 - 14

• The structure of online social networks mirrors those in the offline world

  Dunbar RIM. et al, (2015), Social Networks, 43, 39 - 47

• The ice-breaker effect: singing mediates fast social bonding.

  Pearce E. et al, (2015), R Soc Open Sci, 2

• Synchrony and exertion during dance independently raise pain threshold and encourage social bonding.

  Tarr B. et al, (2015), Biol Lett, 11

• Romance and reproduction are socially costly

  Burton-Chellew MN. and Dunbar RIM., (2015), Evolutionary Behavioral Sciences, 9, 229 - 241

• Adult attachment style is associated with cerebral μ-opioid receptor availability in humans.

  Nummenmaa L. et al, (2015), Hum Brain Mapp, 36, 3621 - 3628

• ARE WITHIN-SEX MATING STRATEGY PHENOTYPES AN EVOLUTIONARY STABLE STRATEGY?

  Wlodarski R. and Dunbar RI., (2015), Hum Ethol Bull, 30, 99 - 108

• Gender differences in christmas gift-giving

  Dyble M. et al, (2015), Evolutionary Behavioral Sciences, 9, 140 - 144

• Apes in the Anthropocene: flexibility and survival.

  Hockings KJ. et al, (2015), Trends Ecol Evol, 30, 215 - 222

• Laughter’s Influence on the Intimacy of Self-Disclosure

  Gray AW. et al, (2015), Human Nature

• Laughter’s Influence on the Intimacy of Self-Disclosure

  Gray AW. et al, (2015), Human Nature, 26, 28 - 43

• Stay or stray? Evidence for alternative mating strategy phenotypes in both men and women.

  Wlodarski R. et al, (2015), Biol Lett, 11

• Women favour dyadic relationships, but men prefer clubs: cross-cultural evidence from social networking.

  David-Barrett T. et al, (2015), PLoS One, 10

• Social networks and their implications for community living for people with a learning disability

  Dunbar R., (2015), International Journal of Developmental Disabilities, 61, 101 - 106

• Social density processes regulate the functioning and performance of foraging human teams.

  King AJ. et al, (2015), Sci Rep, 5

• Playing with Strangers: Which Shared Traits Attract Us Most to New People?

  Launay J. and Dunbar RI., (2015), PLoS One, 10

• Local objects, distant symbols: Fission-fusion social systems and the evolution of human cognition

  Grove M. and Dunbar R., (2015), Settlement, Society and Cognition in Human Evolution: Landscapes in Mind, 15 - 30

• Hamilton's rule predicts anticipated social support in humans

  Burton-Chellew MN. and Dunbar RIM., (2015), Behavioral Ecology, 26, 130 - 137

• Does implied community size predict likeability of a similar stranger?

  Launay J. and Dunbar RI., (2015), Evol Hum Behav, 36, 32 - 37

• Daily Rhythms in Mobile Telephone Communication.

  Aledavood T. et al, (2015), PLoS One, 10

• Apes in the Anthropocene: Flexibility and survival

  Hockings KJ. et al, (2015), Trends in Ecology and Evolution, 30, 215 - 222

• The Effects of Romantic Love on Mentalizing Abilities.

  Wlodarski R. and Dunbar RI., (2014), Rev Gen Psychol, 18, 313 - 321

• Social Psychology and the Comic-Book Superhero: A Darwinian Approach

  Carney J. et al, (2014), Philosophy and Literature, 195 - 215

• How conversations around campfires came to be.

  Dunbar RI., (2014), Proc Natl Acad Sci U S A, 111, 14013 - 14014

• Effects of deception in social networks.

  Iñiguez G. et al, (2014), Proc Biol Sci, 281

• Social elites can emerge naturally when interaction in networks is restricted

  Dávid-Barrett T. and Dunbar RIM., (2014), Behavioral Ecology, 25, 58 - 68

• Big brains, meat, tuberculosis and the nicotinamide switches: co-evolutionary relationships with modern repercussions on longevity and disease?

  Williams AC. and Dunbar RI., (2014), Med Hypotheses, 83, 79 - 87

• Different association between intentionality competence and prefrontal volume in left- and right-handers.

  Powell JL. et al, (2014), Cortex, 54, 63 - 76

• Reply to Lukas and Clutton-Brock: Infanticide still drives primate. monogamy.

  Opie C. et al, (2014), Proc Natl Acad Sci U S A, 111

• What's So Social About the Social Brain?

  Dunbar RIM., (2014), Research and Perspectives in Neurosciences, 21, 1 - 10

• Persistence of social signatures in human communication.

  Saramäki J. et al, (2014), Proc Natl Acad Sci U S A, 111, 942 - 947

• What's So Social About the Social Brain?

  Dunbar RIM., (2014), Research and Perspectives in Neurosciences, 21, 1 - 10

• What's in a kiss? The effect of romantic kissing on mating desirability.

  Wlodarski R. and Dunbar RI., (2014), Evol Psychol, 12, 178 - 199

• The Social Brain: Psychological Underpinnings and Implications for the Structure of Organizations

  Dunbar RIM., (2014), Current Directions in Psychological Science, 23, 109 - 114

• Spatial patterns of close relationships across the lifespan.

  Jo HH. et al, (2014), Sci Rep, 4

• Sex differences in relationship conflict and reconciliation

  Dunbar RIM. and Machin AJ., (2014), Journal of Evolutionary Psychology, 12, 109 - 133

• Primate comparative neuroscience using magnetic resonance imaging: promises and challenges.

  Mars RB. et al, (2014), Front Neurosci, 8

• Music and social bonding: "self-other" merging and neurohormonal mechanisms.

  Tarr B. et al, (2014), Front Psychol, 5

• Inference or enaction? The impact of genre on the narrative processing of other minds.

  Carney J. et al, (2014), PLoS One, 9

• Emotional closeness to maternal versus paternal lineages

  Júnior MS. et al, (2014), Evolutionary Behavioral Sciences, 8, 44 - 58

• Big brains, meat, tuberculosis and the nicotinamide switches: Co-evolutionary relationships with modern repercussions on longevity and disease?

  Williams AC. and Dunbar RIM., (2014), Medical Hypotheses, 83, 79 - 87

• Reply to Dixson: Infanticide triggers primate monogamy

  Opie C. et al, (2013), Proceedings of the National Academy of Sciences of the United States of America, 110

• Menstrual cycle effects on attitudes toward romantic kissing.

  Wlodarski R. and Dunbar RI., (2013), Hum Nat, 24, 402 - 413

• Clique size and network characteristics in hyperlink cinema. Constraints of evolved psychology.

  Krems JA. and Dunbar RI., (2013), Hum Nat, 24, 414 - 429

• Grooming and social cohesion in primates: A comment on Grueter et al.

  Dunbar RIM. and Lehmann J., (2013), Evolution and Human Behavior, 34, 453 - 455

• Examining the possible functions of kissing in romantic relationships.

  Wlodarski R. and Dunbar RI., (2013), Arch Sex Behav, 42, 1415 - 1423

• Do birds of a feather flock together? The relationship between similarity and altruism in social networks.

  Curry O. and Dunbar RI., (2013), Hum Nat, 24, 336 - 347

• Processing power limits social group size: computational evidence for the cognitive costs of sociality.

  Dávid-Barrett T. and Dunbar RI., (2013), Proceedings. Biological sciences / The Royal Society, 280

• Processing power limits social group size: computational evidence for the cognitive costs of sociality.

  Dávid-Barrett T. and Dunbar RI., (2013), Proc Biol Sci, 280

• Evolution of Human Intelligence

  Dunbar RIM. and Alexander RD., (2013), Human Social Evolution: The Foundational Works of Richard D. Alexander

• Male infanticide leads to social monogamy in primates.

  Opie C. et al, (2013), Proc Natl Acad Sci U S A, 110, 13328 - 13332

• New insights into differences in brain organization between Neanderthals and anatomically modern humans.

  Pearce E. et al, (2013), Proc Biol Sci, 280

• Altruism in social networks: evidence for a 'kinship premium'.

  Curry O. et al, (2013), Br J Psychol, 104, 283 - 295

• Consistent social structure and optimal clique size revealed by social network analysis of feral goats, Capra hircus

  Stanley CR. and Dunbar RIM., (2013), Animal Behaviour, 85, 771 - 779

• Sharing a joke: The effects of a similar sense of humor on affiliation and altruism

  Curry OS. and Dunbar RIM., (2013), Evolution and Human Behavior, 34, 125 - 129

• Accuracy in discrimination of self-reported cooperators using static facial information

  Little AC. et al, (2013), Personality and Individual Differences, 54, 507 - 512

• Close Relationships: A Study of Mobile Communication Records

  Palchykov V. et al, (2013), Journal of Statistical Physics, 151, 735 - 744

• Obesity: An Evolutionary Perspective

  Dunbar RIM., (2013), Insecurity, Inequality, and Obesity in Affluent Societies

• Time as a limited resource: Communication strategy in mobile phone networks

  Miritello G. et al, (2013), Social Networks, 35, 89 - 95

• Time as a limited resource: Communication strategy in mobile phone networks

  Miritello G. et al, (2013), Social Networks

• The functions of language: an experimental study.

  Redhead G. and Dunbar RI., (2013), Evol Psychol, 11, 845 - 854

• Grooming and social cohesion in primates: a comment on Grueter et al.

  Dunbar RIM. and Lehmann J., (2013), Evolution and Human Behavior

• Going that extra mile: individuals travel further to maintain face-to-face contact with highly related kin than with less related kin.

  Pollet TV. et al, (2013), PLoS One, 8

• Dynamics of personal social relationships in online social networks: A study on Twitter

  Arnaboldi V. et al, (2013), COSN 2013 - Proceedings of the 2013 Conference on Online Social Networks, 15 - 26

• Consistent social structure and optimal clique size revealed by social network analysis of feral goats, Capra hircus

  Stanley CR. and Dunbar RIM., (2013), Animal Behaviour

• Big brains, meat, tuberculosis, and the nicotinamide switches: co-evolutionary relationships with modern repercussions?

  Williams AC. and Dunbar RI., (2013), Int J Tryptophan Res, 6, 73 - 88

• Human evolution and the archaeology of the social brain

  Gowlett J. et al, (2012), Current Anthropology, 53, 693 - 722

• Euphoria versus dysphoria: Differential cognitive roles in religion?

  Russell YI. et al, (2012), Attention Representation and Human Performance: Integration of Cognition, Emotion, and Motivation, 147 - 165

• Sharing the joke: The size of natural laughter groups

  Dezecache G. and Dunbar RIM., (2012), Evolution and Human Behavior, 33, 775 - 779

• Ego network models for Future Internet social networking environments

  Passarella A. et al, (2012), Computer Communications, 35, 2201 - 2217

• The social brain hypothesis: An evolutionary perspective on the neurobiology of social behaviour

  Shultz S. and Dunbar RIM., (2012), I Know What You're Thinking: Brain Imaging and Mental Privacy

• The social brain hypothesis: An evolutionary perspective on the neurobiology of social behaviour

  Shultz S. and Dunbar RIM., (2012), I Know What You're Thinking: Brain Imaging and Mental Privacy, 9780199596492

• Cooperation, behavioural synchrony and status in social networks.

  Dávid-Barrett T. and Dunbar RI., (2012), J Theor Biol, 308, 88 - 95

• Social cognition on the Internet: testing constraints on social network size.

  Dunbar RI., (2012), Philos Trans R Soc Lond B Biol Sci, 367, 2192 - 2201

• Hominin cognitive evolution: identifying patterns and processes in the fossil and archaeological record.

  Shultz S. et al, (2012), Philos Trans R Soc Lond B Biol Sci, 367, 2130 - 2140

• The social network and communicative complexity: preface to theme issue.

  Freeberg TM. et al, (2012), Philos Trans R Soc Lond B Biol Sci, 367, 1782 - 1784

• Social complexity as a proximate and ultimate factor in communicative complexity.

  Freeberg TM. et al, (2012), Philos Trans R Soc Lond B Biol Sci, 367, 1785 - 1801

• Bridging the bonding gap: the transition from primates to humans.

  Dunbar RI., (2012), Philos Trans R Soc Lond B Biol Sci, 367, 1837 - 1846

• Effects of duration and laughter on subjective happiness within different modes of communication

  Vlahovic TA. et al, (2012), Journal of Computer-Mediated Communication, 17, 436 - 450

• Orbital prefrontal cortex volume predicts social network size: an imaging study of individual differences in humans.

  Powell J. et al, (2012), Proc Biol Sci, 279, 2157 - 2162

• Responses to commentaries

  Sutcliffe A. et al, (2012), British Journal of Psychology, 103, 180 - 182

• Relationships and the social brain: integrating psychological and evolutionary perspectives.

  Sutcliffe A. et al, (2012), Br J Psychol, 103, 149 - 168

• Social laughter is correlated with an elevated pain threshold.

  Dunbar RI. et al, (2012), Proc Biol Sci, 279, 1161 - 1167

• Latitudinal variation in light levels drives human visual system size.

  Pearce E. and Dunbar R., (2012), Biol Lett, 8, 90 - 93

• The social brain meets neuroimaging.

  Dunbar RI., (2012), Trends Cogn Sci, 16, 101 - 102

• The social brain meets neuroimaging

  Dunbar RIM., (2012), Trends in Cognitive Sciences, 16, 101 - 102

• Fission-fusion and the evolution of hominin social systems.

  Grove M. et al, (2012), J Hum Evol, 62, 191 - 200

• The Social Brain and the Distributed Mind

  Dunbar R. et al, (2012), Social Brain, Distributed Mind

• Social Networks and Social Complexity in Female-bonded Primates

  Lehmann J. et al, (2012), Social Brain, Distributed Mind

• Social Brain, Distributed Mind

  Dunbar R. et al, (2012), 1 - 548

• Preface

  Dunbar R. et al, (2012)

• Deacon's Dilemma: The Problem of Pair-bonding in Human Evolution

  Dunbar R., (2012), Social Brain, Distributed Mind

• Time as a constraint on the distribution of feral goats at high latitudes

  Dunbar RIM. and Shi J., (2012), Oikos

• Sharing a joke: The effects of a similar sense of humor on affiliation and altruism

  Curry OS. and Dunbar RIM., (2012), Evolution and Human Behavior

• Sex differences in intimate relationships.

  Palchykov V. et al, (2012), Sci Rep, 2

• Predation by mammalian carnivores on nocturnal primates: is the lack of evidence support for the effectiveness of nocturnality as an antipredator strategy?

  Burnham D. et al, (2012), Folia Primatol (Basel), 83, 236 - 251

• Predation as a determinant of minimum group size in baboons.

  Bettridge CM. and Dunbar RI., (2012), Folia Primatol (Basel), 83, 332 - 352

• Performance of music elevates pain threshold and positive affect: implications for the evolutionary function of music.

  Dunbar RI. et al, (2012), Evol Psychol, 10, 688 - 702

• Modeling the Biogeography of Fossil Baboons

  Bettridge CM. and Dunbar RIM., (2012), International Journal of Primatology, 33, 1278 - 1308

• Latitudinal variation in light levels drives human visual system size

  Pearce E. and Dunbar RIM., (2012), Biology Letters, 8, 90 - 93

• Fission-fusion and the evolution of hominin social systems

  Grove M. et al, (2012), Journal of Human Evolution, 62, 191 - 200

• Evolutionary psychology in the modern world: applications, perspectives, and strategies.

  Roberts SC. et al, (2012), Evol Psychol, 10, 762 - 769

• Anthropology and Neo-Darwinism

  Dunbar RIM., (2012), The SAGE Handbook of Social Anthropology, 225 - 233

• Accuracy in discrimination of self-reported cooperators using static facial information

  Little AC. et al, (2012), Personality and Individual Differences

• Modelling inter-contact times in social pervasive networks

  Passarella A. et al, (2011), MSWiM'11 - Proceedings of the 14th ACM International Conference on Modeling, Analysis, and Simulation of Wireless and Mobile Systems, 333 - 340

• Altruism in networks: the effect of connections.

  Curry O. and Dunbar RI., (2011), Biol Lett, 7, 651 - 653

• The brain opioid theory of social attachment: A review of the evidence

  MacHin AJ. and Dunbar RIM., (2011), Behaviour, 148, 985 - 1025

• Are Affines Treated as Biological Kin?: A Test of Hughes's Hypothesis

  Burton-Chellew MN. and Dunbar RIM., (2011), Current Anthropology, 52, 741 - 746

• Constraints on the evolution of social institutions and their implications for information flow

  Dunbar RIM., (2011), Journal of Institutional Economics, 7, 345 - 371

• Communication in social networks: Effects of kinship, network size, and emotional closeness

  Roberts SGB. and Dunbar RIM., (2011), Personal Relationships, 18, 439 - 452

• Ventromedial prefrontal volume predicts understanding of others and social network size.

  Lewis PA. et al, (2011), Neuroimage, 57, 1624 - 1629

• Extraverts Have Larger Social Network Layers: But Do Not Feel Emotionally Closer to Individuals at Any Layer

  Pollet TV. et al, (2011), Journal of Individual Differences, 32, 161 - 169

• The costs of family and friends: An 18-month longitudinal study of relationship maintenance and decay

  Roberts SGB. and Dunbar RIM., (2011), Evolution and Human Behavior, 32, 186 - 197

• Use of social network sites and instant messaging does not lead to increased offline social network size, or to emotionally closer relationships with offline network members.

  Pollet TV. et al, (2011), Cyberpsychol Behav Soc Netw, 14, 253 - 258

• Orbital prefrontal cortex volume correlates with social cognitive competence (vol 48, pg 3554, 2010)

  Powell JL. et al, (2011), NEUROPSYCHOLOGIA, 49, 1390 - 1390

• Erratum to: "Orbital prefrontal cortex volume correlates with social cognitive competence" by Powell, J.L. et al. [Neuropsychologia 48 (12) (2010) 3554-3562]

  Powell JL. et al, (2011), Neuropsychologia, 49

• The social brain and the shape of the palaeolithic

  Gamble C. et al, (2011), Cambridge Archaeological Journal, 21, 115 - 135

• Modeling the Biogeography of Fossil Baboons

  Bettridge CM. and Dunbar RIM., (2011), International Journal of Primatology, 1 - 31

• Encephalization is not a universal macroevolutionary phenomenon in mammals but is associated with sociality.

  Shultz S. and Dunbar R., (2010), Proc Natl Acad Sci U S A, 107, 21582 - 21586

• Social brain: Evolution

  Dunbar RIM., (2010), 21 - 26

• Apes in a changing world - the effects of global warming on the behaviour and distribution of African apes

  Lehmann J. et al, (2010), Journal of Biogeography, 37, 2217 - 2231

• Orbital prefrontal cortex volume correlates with social cognitive competence.

  Powell JL. et al, (2010), Neuropsychologia, 48, 3554 - 3562

• Species differences in executive function correlate with hippocampus volume and neocortex ratio across nonhuman primates.

  Shultz S. and Dunbar RI., (2010), J Comp Psychol, 124, 252 - 260

• The social brain and the distributed mind

  Dunbar R. et al, (2010), Proceedings of the British Academy, 158, 3 - 15

• Social networks and social complexity in female-bonded primates

  Lehmann J. et al, (2010), Proceedings of the British Academy, 158

• Proceedings of the British Academy: Preface

  Dunbar R. et al, (2010), Proceedings of the British Academy, 158

• Deacon's dilemma: The problem of pair-bonding in human evolution

  Dunbar R., (2010), Proceedings of the British Academy, 158

• Bondedness and sociality

  Dunbar RIM. and Shultz S., (2010), Behaviour, 147, 775 - 803

• Why only humans have language

  Dunbar R., (2010), The Prehistory of Language

• Social bonds in birds are associated with brain size and contingent on the correlated evolution of life-history and increased parental investment

  Shultz S. and Dunbar RIM., (2010), Biological Journal of the Linnean Society, 100, 111 - 123

• Group-size effect on vigilance and foraging in a predator-free population of feral goats (Capra hircus) on the isle of rum, NW Scotland

  Shi J. et al, (2010), Ethology, 116, 329 - 337

• Trade-offs between time, predation risk and life history, and their implications for biogeography: A systems modelling approach with a primate case study

  Bettridge C. et al, (2010), Ecological Modelling, 221, 777 - 790

• Putting evolution back into the social sciences

  Dunbar R., (2010), Journal of Evolutionary Psychology, 8, 127 - 137

• Rowers' high: behavioural synchrony is correlated with elevated pain thresholds.

  Cohen EE. et al, (2010), Biol Lett, 6, 106 - 108

• The social role of touch in humans and primates: behavioural function and neurobiological mechanisms.

  Dunbar RI., (2010), Neurosci Biobehav Rev, 34, 260 - 268

• Resting time as an ecological constraint on primate biogeography

  Korstjens AH. et al, (2010), Animal Behaviour, 79, 361 - 374

• Brain and behaviour in primate evolution

  Dunbar RIM., (2010), Mind the Gap: Tracing the Origins of Human Universals, 315 - 330

• Network cohesion, group size and neocortex size in female-bonded Old World primates.

  Lehmann J. and Dunbar RI., (2009), Proc Biol Sci, 276, 4417 - 4422

• Size matters: Variation in personal network size, personality and effect on information transmission

  Lu YE. et al, (2009), Proceedings - 12th IEEE International Conference on Computational Science and Engineering, CSE 2009, 4, 188 - 193

• On optimising personal network size to manage information flow

  Lu YE. et al, (2009), International Conference on Information and Knowledge Management, Proceedings, 19 - 26

• Darwin and the ghost of Phineas Gage: neuro-evolution and the social brain.

  Dunbar RI., (2009), Cortex, 45, 1119 - 1125

• Richard Wrangham, Catching Fire: How Cooking Made Us Human

  Dunbar RIM., (2009), Human Nature, 20, 447 - 449

• The social brain hypothesis and its implications for social evolution.

  Dunbar RI., (2009), Ann Hum Biol, 36, 562 - 572

• Foraging ecology of feral goats on the Isle of Rum, NW Scotland

  Shi J. and Dunbar RIM., (2009), Acta Theriologica Sinica, 29, 116 - 124

• Time as an ecological constraint.

  Dunbar RI. et al, (2009), Biol Rev Camb Philos Soc, 84, 413 - 429

• What does mutual grooming tell us about Why chimpanzees groom?

  Fedurek P. and Dunbar RIM., (2009), Ethology, 115, 566 - 575

• Evolution in anthropology: A comment on Nettle's 'Beyond nature versus culture'

  Dunbar RIM., (2009), Journal of the Royal Anthropological Institute, 15, 244 - 246

• Exploring variation in active network size: Constraints and ego characteristics

  Roberts SGB. et al, (2009), Social Networks, 31, 138 - 146

• Mind the bonding gap: Constraints on the evolution of hominin societies

  Dunbar RIM., (2009), 223 - 234

• Kinship in biological perspective

  Dunbar R., (2009), Early Human Kinship: From Sex to Social Reproduction, 131 - 150

• Early human kinship: From sex to social reproduction

  Allen NJ. et al, (2009), 1 - 316

• The structure of dyadic conversations and sex differences in social style

  Grainger AS. and Dunbar RIM., (2009), Journal of Evolutionary Psychology, 7, 83 - 93

• Network scaling reveals consistent fractal pattern in hierarchical mammalian societies.

  Hill RA. et al, (2008), Biol Lett, 4, 748 - 751

• Time and distribution: A model of ape biogeography

  Lehmann J. et al, (2008), Ethology Ecology and Evolution, 20, 337 - 359

• Naturalistic observations of smiling and laughter in human group interactions

  Mehu M. and Dunbar RIM., (2008), Behaviour, 145, 1747 - 1780

• Mind the gap; or why humans are not just great apes

  Dunbar RIM., (2008), Proceedings of the British Academy, 154, 403 - 423

• Childlessness predicts helping of nieces and nephews in United States, 1910.

  Pollet TV. and Dunbar RI., (2008), J Biosoc Sci, 40, 761 - 770

• Fission-fusion dynamics new research frameworks

  Aureli F. et al, (2008), Current Anthropology, 49, 627 - 654

• Variation in the mating system of oribi and its ecological determinants

  Adamczak VG. and Dunbar RIM., (2008), African Journal of Ecology, 46, 197 - 206

• Kinship, risk and the willingness to invest

  Dunbar RIM. and Kenyatta C., (2008), Journal of Evolutionary Psychology, 6, 117 - 128

• Time management in great apes: Implications for gorilla biogeography

  Lehmann J. et al, (2008), Evolutionary Ecology Research, 10, 517 - 536

• Sex differences in feeding activity results in sexual segregation of feral goats

  Dunbar RIM. and Shi J., (2008), Ethology, 114, 444 - 451

• Image scoring in great apes.

  Russell YI. et al, (2008), Behav Processes, 78, 108 - 111

• Individual differences and personal social network size and structure

  Roberts SGB. et al, (2008), Personality and Individual Differences, 44, 954 - 964

• Cognitive Constraints on the Structure and Dynamics of Social Networks

  Dunbar RIM., (2008), Group Dynamics, 12, 7 - 16

• Changes in male brain responses to emotional faces from adolescence to middle age.

  Deeley Q. et al, (2008), Neuroimage, 40, 389 - 397

• Sex Differences in Everyday Risk-Taking Behavior in Humans

  Pawlowski B. et al, (2008), EVOLUTIONARY PSYCHOLOGY, 6, 29 - 42

• Relationship between smiling and laughter in humans (Homo sapiens): testing the power asymmetry hypothesis.

  Mehu M. and Dunbar RI., (2008), Folia Primatol (Basel), 79, 269 - 280

• Group size, grooming and social cohesion in primates

  Lehmann J. et al, (2007), Animal Behaviour, 74, 1617 - 1629

• Evidence for coevolution of sociality and relative brain size in three orders of mammals.

  Pérez-Barbería FJ. et al, (2007), Evolution, 61, 2811 - 2821

• Smiles when sharing

  Mehu M. et al, (2007), Evolution and Human Behavior, 28, 415 - 422

• The evolution of the social brain: anthropoid primates contrast with other vertebrates.

  Shultz S. and Dunbar RI., (2007), Proc Biol Sci, 274, 2429 - 2436

• Evolution in the social brain.

  Dunbar RI. and Shultz S., (2007), Science, 317, 1344 - 1347

• Fission-fusion social systems as a strategy for coping with ecological constraints: A primate case

  Lehmann J. et al, (2007), Evolutionary Ecology, 21, 613 - 634

• Time constraints limit group sizes and distribution in red and black-and-white Colobus

  Korstjens AH. and Dunbar RIM., (2007), International Journal of Primatology, 28, 551 - 575

• Kinship and altruism: a cross-cultural experimental study.

  Madsen EA. et al, (2007), Br J Psychol, 98, 339 - 359

• Evolution and the social sciences

  Dunbar RIM., (2007), History of the Human Sciences, 20, 29 - 50

• Understanding primate brain evolution.

  Dunbar RI. and Shultz S., (2007), Philos Trans R Soc Lond B Biol Sci, 362, 649 - 658

• Duchenne smiles and the perception of generosity and sociability in faces

  Mehu M. et al, (2007), Journal of Evolutionary Psychology, 5, 183 - 196

• Perspective-taking and memory capacity predict social network size

  Stiller J. and Dunbar RIM., (2007), Social Networks, 29, 93 - 104

• Male and female brain evolution is subject to contrasting selection pressures in primates.

  Dunbar RI., (2007), BMC Biol, 5

• Look who's talking: developmental trends in the size of conversational cliques

  Henzi SP. et al, (2007), Evolution and Human Behavior, 28, 66 - 74

• Chimpanzee and felid diet composition is influenced by prey brain size.

  Shultz S. and Dunbar RI., (2006), Biol Lett, 2, 505 - 508

• Is priesthood an adaptive strategy? Evidence from a historical Irish population

  Deady DK. et al, (2006), Human Nature, 17, 393 - 404

• Time as a constraint on group size in spider monkeys

  Korstjens AH. et al, (2006), Behavioral Ecology and Sociobiology, 60, 683 - 694

• Sexual segregation among feral goats: testing between alternative hypotheses

  Calhim S. et al, (2006), Animal Behaviour, 72, 31 - 41

• Feeding competition within a feral goat population on the Isle of Rum, NW Scotland

  Shi J. and Dunbar RIM., (2006), Journal of Ethology, 24, 117 - 124

• Putting humans in their proper place

  Dunbar RIM., (2006), Behavioral and Brain Sciences, 29, 15 - 16

• Both social and ecological factors predict ungulate brain size

  Shultz S. and Dunbar RIM., (2006), Proceedings of the Royal Society B: Biological Sciences, 273, 207 - 215

• Waist-to-hip ratio versus body mass index as predictors of fitness in women

  Pawłowski B. and Dunbar RIM., (2005), Human Nature, 16, 164 - 177

• Dynamics of grouping patterns and social segregation in feral goats (Capra hircus) on the Isle of Rum, NW Scotland

  Shi J. et al, (2005), Mammalia, 69, 185 - 199

• Mental rehearsal in great apes (Pan troglodytes and Pongo pygmaeus) and children.

  Dunbar RI. et al, (2005), Behav Processes, 69, 323 - 330

• Discrete hierarchical organization of social group sizes.

  Zhou WX. et al, (2005), Proc Biol Sci, 272, 439 - 444

• Gorillas (Gorilla gorilla) and orangutans (Pongo pygmaeus) encode relevant problem features in a tool-using task.

  Mulcahy NJ. et al, (2005), J Comp Psychol, 119, 23 - 32

• Differential behavioural effects of silent bared teeth display and relaxed open mouth display in chimpanzees (Pan troglodytes)

  Waller BM. and Dunbar RIM., (2005), Ethology, 111, 129 - 142

• The perception of causality in chimpanzees (Pan spp.).

  O'Connell S. and Dunbar RI., (2005), Anim Cogn, 8, 60 - 66

• Gossip in evolutionary perspective

  Dunbar RIM., (2004), Review of General Psychology, 8, 100 - 110

• A community-level evaluation of the impact of prey behavioural and ecological characteristics on predator diet composition.

  Shultz S. et al, (2004), Proc Biol Sci, 271, 725 - 732

• The social brain: Mind, language, and society in evolutionary perspective

  Dunbar RIM., (2003), Annual Review of Anthropology, 32, 163 - 181

• The small world of Shakespeare's plays

  Stiller J. et al, (2003), Human Nature, 14, 397 - 408

• Social network size in humans

  Hill RA. and Dunbar RIM., (2003), Human Nature, 14, 53 - 72

• Daytime activity budgets of feral goats (Capra hircus) on the Isle of Rum: Influence of season, age, and sex

  Shi J. et al, (2003), Canadian Journal of Zoology, 81, 803 - 815

• Theory of mind deficits in bipolar affective disorder.

  Kerr N. et al, (2003), J Affect Disord, 73, 253 - 259

• Forage quality and the costs of lactation for female gelada baboons

  Dunbar RIM. et al, (2002), Animal Behaviour, 64, 801 - 805

• Helping-at-the-nest and sex-biased parental investment in a Hungarian Gypsy population

  Bereczkei T. and Dunbar RIM., (2002), Current Anthropology, 43, 804 - 809

• Climatic determinants of diet and foraging behaviour in baboons

  Hill RA. and Dunbar RIM., (2002), Evolutionary Ecology, 16, 579 - 593

• Modelling primate behavioral ecology

  Dunbar RIM., (2002), International Journal of Primatology, 23, 785 - 819

• Vigilance in human groups: A test of alternative hypotheses

  Dunbar RIM. et al, (2002), Behaviour, 139, 695 - 711

• Neocortex size and social network size in primates

  Kudo H. and Dunbar RIM., (2001), Animal Behaviour, 62, 711 - 722

• Who dares, wins: Heroism versus altruism in women's mate choice

  Kelly S. and Dunbar RIM., (2001), Human Nature, 12, 89 - 105

• So how do they do it?

  Dunbar RIM., (2001), Behavioral and Brain Sciences, 24, 332 - 333

• Confounding explanations....

  Dunbar RIM., (2001), Behavioral and Brain Sciences, 24

• What's is a baboon's behind?

  Dunbar RIM., (2001), Nature, 410

• Comprehension of signs by dolphins (Tursiops truncatus).

  Tschudin A. et al, (2001), J Comp Psychol, 115, 100 - 105

• Mobile phones as lekking devices among human males

  Lycett JE. and Dunbar RIM., (2000), Human Nature, 11, 93 - 104

• Female territoriality and the function of scent-marking in a monogamous antelope (Oreotragus oreotragus)

  Roberts SC. and Dunbar RIM., (2000), Behavioral Ecology and Sociobiology, 47, 417 - 423

• Tall men have more reproductive success.

  Pawlowski B. et al, (2000), Nature, 403

• Longevity and the costs of reproduction in a historical human population.

  Lycett JE. et al, (2000), Proc Biol Sci, 267, 31 - 35

• Ecological and social determinants of birth intervals in baboons

  Hill RA. et al, (2000), Behavioral Ecology, 11, 560 - 564

• Singing together or apart: The effect of competitive and cooperative singing on social bonding within and between sub-groups of a university Fraternity

  Pearce E. et al, Psychology of Music

• Is group singing special? Health, well-being and social bonds in community-based adult education classes

  Pearce E. et al, Journal of Community & Applied Social Psychology

• Encephalisation is not a universal macroevolutionary phenomenon in mammals but is associated with sociality

  Shultz S. and Dunbar RIM., Proceedings of the National Academy of Sciences of USA, 107, 21582 - 21586

Recent Publications

• Social touch modulates endogenous μ-opioid system activity in humans.

  Nummenmaa L. et al, (2016), Neuroimage, 138, 242 - 247

• Silent disco: dancing in synchrony leads to elevated pain thresholds and social closeness.

  Tarr B. et al, (2016), Evol Hum Behav, 37, 343 - 349

• Group size, vocal grooming and the origins of language.

  Dunbar RI., (2016), Psychon Bull Rev

• The Complexity of Jokes Is Limited by Cognitive Constraints on Mentalizing.

  Dunbar RI. et al, (2016), Hum Nat, 27, 130 - 140

• Reply to Falcon.

  Dunbar RI. and Wlodarski R., (2016), Biol Lett, 12