Dr Julia Lehmann

Dr Julia Lehmann

Reader (Anthropology/Zoology)

Department of Life Sciences

About

Qualifications

Diploma (Bsc and MRes equivalent) in Zoology (Philips University Marburg, Germany)
PhD in Natural Sciences (Swiss Federal Institute of Technology, Zurich, Switzerland)
MSc in Applied Statstics (Swiss Federal Institute of Technology, Zurich, Switzerland)

Research interests

Membership of professional bodies

Teaching interests

Outputs

Articles

Carne, C., Semple, S., Lehmann, J. (in press): Investigating constraints on the survival of orangutans across Borneo and Sumatra using a time budget modelling approach. Tropical Conservation Science

Lehmann, J., Majolo, B. and Mcfarland, R. (2015): The effects of social network position on wild Barbary macaques (Macaca sylvanus) survival; Behavioural Ecology doi: 10.1093/beheco/arv169

S. Iwanicki & J. Lehmann (2015): Personality in common marmosets (Callithrix jacchus): Validity, factor structure, and cross-species comparisons. Journal of Comparative Psychology Vol 129(3), 205-217. http://dx.doi.org/10.1037/a0039318

 

 

Carne C., Semple S., Morrogh-Bernard H., Zuberbühler, K. & Lehmann J. (2014). The risk of disease to great apes: simulating disease spread in orangutan (Pongo pygmaeus wurmbii) and chimpanzee (Pan troglodytes schweinfurthii) association networks, PlosOne, 9(4), e95039

 

Dunbar & Lehmann (2013): Grooming and Group Cohesion in Primates: A Comment on Gruter et al. Evolution & Human Behavior 34(6): 453–455

Semple, Lehmann, Harrison (2013): Grooming and anxiety in Barbary macaques’ Ethology 119:1-7

G. Groenqvist, M. Kingston-Jones, A. May & J. Lehmann (2013): The effects of three types of environmental enrichment on the behaviour of captive Javan gibbons (Hylobates moloch), Journal of Applied Animal Welfare Science, DOI:http://dx.doi.org/10.1016/j.applanim.2013.04.021

Majolo, B., de Bortoli Vizioli, A., Lehmann, J., Schino., G. (2012) Benefits of dominance for behaviour and reproduction in primates, American Journal of Anthropology 147(4): 652-660

Carne, C., Semple, S., Lehmann, J. (2012) The effects of climate change on orangutans: a time budget model In: Climate Models (ISBN 978-953-308-181-6, InTech - Open Access).

Lehmann J, Ross C. (2011) Baboon (Papio anubis) social complexity - a network approach. American Journal of Primatology 73(8):775-789.

Brent, L., Lehmann, J., Ramos-Fernandez, G. (2011). Social network analysis in the study of nonhuman primates: A historical perspective. American Journal of Primatology 73(8):720-730, DOI: 10.1002/ajp.20949

Lehmann, J., Korstjens, A.H., Dunbar, R.I.M. (2010) Apes in a changing world: the effects of global warming on the behaviour and distribution of African apes. Journal of Biogeography 37(12): p. 2217-2231 DOI: 10.1111/j.1365-2699.2010.02373.x

Bettridge, C., Lehmann, J., Dunbar, RIM (2010) Trade-offs Between Time, Predation Risk and Life History, and Their Implications For Biogeography: A Systems Modelling Approach With A Primate Case Study. Ecological Modelling 22(5):777-790 doi:10.1016/j.ecolmodel.2009.11.017

Lehmann, J., Andrews, K. & Dunbar, R.I.M. (2010) Social networks and social complexity in female-bonded primates. Social brain, distributed mind (ed. by R.I.M. Dunbar, C. Gamble and J.A. Gowlett). Oxford University Press, Oxford. Pp. 57-82

Korstjens, A.H., Lehmann, J. & Dunbar, R.I.M. (2010) Resting time as a constraint on primate biogeography. Animal Behaviour 79 (2), 361-374

Lehmann, J. & Dunbar, R.I.M. (2009) Network cohesion, group size and neocortex size in female-bonded old world primates. Proceedings of the Royal Society B-Biological Sciences 276:4417-4422.doi: 10.1098/rspb.2009.1409.

Lehmann, J. & Dunbar, R. I. M. (2009) Implications of body mass and predation for ape social system and biogeographical distribution. Oikos, 118, 379-390.  

Dunbar, R.I.M., Korstjens, A.H. & Lehmann, J (2009) Time as an ecological constraint. Biological Reviews, 84, 413-429

Lehmann, J and Boesch, C (2009) Sociality of the dispersing sex: The nature of social bonds in West African female chimpanzees (Pan troglodytes) Animal Behavior 77, 377-387

Lehmann, J, Korstjens, AH and Dunbar, RIM (2008) Time and distribution: a model of ape biogeography. Ethology, Ecology and Evolution 20, 337-359

Lehmann, J, Korstjens, AH and Dunbar, RIM (2008) Time management in great apes: implications for gorilla biogeography. Evolutionary Ecology Research 10, 517-536

Aureli, F, Schaffner, CM, Boesch, C, Bearder, SK, Call, J, Chapman, CA, Connor, R, Di Fiore, A, Dunbar, RIM, Henzi, SP, Holekamp, K, Korstjens, AH, Layton, R, Lee, P, Lehmann, J, Manson, JH, Ramos-Fernández, G, Strier, KB and van Schaik, CP (2008) The socioecology of fission-fusion societies. Current Anthropology 49, 627–654

Lehmann, J and Boesch, C (2008) Sex differences in sociality. International Journal of Primatology 29, 65-81

Wittig, RM, Crockford, C, Lehmann, J, Whitten, PL, Seyfarth, RM, Cheney, DL (2008) Focused grooming networks and stress alleviation in wild female baboons. Hormones and Behaviour 54, 170-177

Lehmann, J. (2008) Early Kinship in Apes: what it means and how it’s “used”. In N. J. Allen, H. Callan, R. I. M. Dunbar and W. James (eds), Early Human Kinship: from Sex to Social Reproduction.

Lehmann, J, Korstjens, AH & Dunbar, RIM (2007) Group size, grooming and social cohesion in primates. Animal Behavior 74, 1617-1624

Lehmann, J, Korstjens, AH & Dunbar, RIM (2007) Fission-Fusion social systems as a strategy for coping with ecological constraints: a primate case Evolutionary Ecology 21, 613-634

Lehmann, J and Boesch, C (2006) Kin biased investment in wild chimpanzees? Behaviour 143, 931-955

Lehmann, J and Boesch, C (2005) Bisexually-bonded ranging in chimpanzees (Pan troglodytes verus) Behavioral Ecology and Sociobiology 57, 525-535

Lehmann, J & Boesch, C (2004) To fission or to fusion: Effects of community size on wild chimpanzee (Pan troglodytes verus) social organisation Behavioral Ecology and Sociobiology 56, 207-216

Lehmann, J & Boesch, C (2003) Social influences on ranging patterns among chimpanzees (Pan troglodytes verus) in the Taï National Park, Côte d'Ivoire. Behavioral Ecology 14, 642-649

Lehmann, J, Russig, H., Feldon, J., Pryce, C.R. (2002) Effect of a single maternal separation at different pup ages on the corticosterone stress response in adult and aged rats. Pharmacology, Biochemistry and Behavior, 73 (1), 141-145

 Lehmann, J, Weizman, R. Feldon, J., Gavish, M. (2002) Peripheral-Type Benzodiazepine Receptor Densities differ between Adult Early-Handled/Non-Handled Rats (trait) but do not reflect stress associated with Two-way Active Avoidance Testing (state). Pharmacology, Biochemistry and Behavior, 73 (1), 87-93

Lehmann, J, Pryce, C.R., Jongen-Relo, A., Stöhr, T., Pothuizen, H.H.J., Feldon, J. (2002) Comparison of maternal separation and early handling in terms of their neurobehavioral effects in aged rats. Neurobiology of Aging 23, 457-466

Lehmann, J, Pryce, C.R., Feldon, J. (2000) Lack of effect of an early stressful life event on sensorimotor gating in adult rats. Schizophrenia Research, 41(2), 365-371

Lehmann, J, Feldon, J. (2000) Long-term bio-behavioural effects of maternal separation in the rat: consistent or confusing? Reviews in the Neurosciences, 11(4), 383-408

Lehmann, J Logeay, C., Feldon, J. (2000) Long-term effects of a single 24 hour maternal separation on three different latent inhibition paradigms. Psychobiology 28 (3), 411-419)

Lehmann, J, Pryce, C.R., Feldon, J. (1999) Sex differences in the acoustic startle response and prepulse inhibition in Wistar rats. Behavioral Brain Research, Vol. 104: 113-117

Pryce, C.R., Lehmann, J, Feldon, J. (1999) Consistent sex differences in context- and specific CS-conditioning: Evidence from Wistar, Lewis and Fischer rat strains. Pharmacology Biochemistry and Behavior, Vol. 64(4): 753-759

Weizmann, R., Lehmann, J, Leschiner, S., Allmann, I., Stöhr, Th., Heidbreder, Ch., Domeney, A., Feldon, J., Gavish, M. (1999) Long lasting effect of early handling on the peripheral benzodiazepine receptor. Pharmacology Biochemistry and Behavior, Vol. 64(4): 725-729

Veenman, L., Lehmann, J, Stöhr, Th., Totterdell, S., Yee, B., Mura, A., Feldon, J. (1999) Comparisons of the densities of NADPHd reactive and nNOS immunopositive neurons in the hippocampus of three age groups of young nonhandled and handled rats. Developmental Brain Research, May 14; 114(2): 229-243

Lehmann, J, Pryce, C.R., Feldon, J. (1999) The maternal separation paradigm and adult emotionality and cognition in male and female Wistar rats. Pharmacology Biochemistry and Behavior, Vol. 64(4): 705-715

Lehmann, J, Stöhr, Th., Feldon, J. (1999) Long-term effects of prenatal stress experience and postnatal maternal separation on emotionality and attentional processes. Behavioral Brain Research, Vol. 107: 133-144

Lehmann, J, Weizmann, R., Pryce, C.R., Leschiner, S., Allmann, I., Feldon, J., Gavish, M. (1999) Peripheral benzodiazepine receptors in cerebral cortex, but in internal organs, are increased following inescapable stress and subsequent avoidance/shuttle box testing. Brain Research, 851, 141-147

Lehmann, J, Stöhr, Th., Schuller, J., Domeney, A., Heidbreder, Ch., Feldon, J. (1998) Long-term effects of repeated maternal separation on three different latent inhibition paradigms. Pharmacology Biochemistry and Behavior, Vol. 59, No. 4, pp 873-882

Books

  Lehmann, J (in press): Social network analysis In: International Encyclopedia of Anthropology

 

S. G. B. Roberts, H. Arrow, J. A. J. Gowlett, J. Lehmann, R. I. M. Dunbar (2014): Close Social Relationships: Towards an Integrated Perspective, (book chapter in Lucy to Language: Benchmark Papers)

Dunbar, Lehmann, Korstjens, Layton, Gowlett (2014): The Road to Modern Humans: Time Budgets, Fission-Fusion Sociality, Kinship and the Division of Labour in Hominin Evolution (book chapter in Lucy to Language: Benchmark Papers)

Lehmann, Lee, Dunbar (2014): Unravelling the Function of Community-Level Organisation (book chapter in Lucy to Language: Benchmark Papers)

R.I.M. Dunbar, Amanda Korstjens and Julia Lehmann (2014): Time as an ecological constraint (book chapter in Lucy to Language: Benchmark Papers)

Alberts, N. Semple, S. and Lehmann J. (2013): The effect of filtering on animal networks (book chapter in ‘Social Networking: Recent Trends, Emerging Issues and Future Outlook’)

Carne, C., Semple, S., Lehmann, J. (2012) The effects of climate change on orangutans: a time budget model In: Climate Models (ISBN 978-953-308-181-6, InTech - Open Access).

Lehmann, J., Andrews, K. & Dunbar, R.I.M. (2010) Social networks and social complexity in female-bonded primates. Social brain, distributed mind (ed. by R.I.M. Dunbar, C. Gamble and J.A. Gowlett). Oxford University Press, Oxford. Pp. 57-82

Lehmann, J. (2008) Meaning and relevance of kinship in Great Apes. Early human kinship: From Sex to social reproduction (ed. by N.J. Allen & H. Callan & R. Dunbar & W. James). Blackwell Publishing.

Feldon, J., Lehmann, J., Pryce, C.R., Weiss, I. (2000) Rat latent inhibition are sensitive to different manipulations of the social environment: A comparative study of the environmental approach to neurodevelopmental models in schizophrenia (in “ Contemporary issues in modelling psychopathology”, M. Myslobodsky & I. Weiner (Eds), Kluwer Academic Publishers, Boston 2000), 231-246

Reviews

Lehmann, J, Feldon, J. (2002) Long-term bio-behavioural effects of maternal separation in the rat: consistent or confusing? Reviews in the Neurosciences, 11(4), 383-408

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