Research
Family Demography Publications
"Small-scale societies exhibit fundamental variation in the role of intentions in moral judgment."
PNAS 113(17): 4688-4693.
Research Themes:
"The offspring quantity-quality trade-off and human fertility variation."
Philosophical Transactions of the Royal Society B: Biological Sciences 371, 20150145.
Research Themes:
"Reproductive fat. "
In Encyclopedia of Human Sexuality, W. Trevathan, Ed. Wiley/Blackwell: New York.
Research Themes:
"Challenging the inevitability of age-related prostate enlargement: low levels of benign hyperplasia among Bolivian Amerindians."
Journal of Gerontology: Medical Sciences.
Research Themes:
"Salivary oxytocin increases concurrently with testosterone and time away from home among returning Tsimane hunters."
Biology Letters20150058.
Research Themes:
"Testosterone is associated with enhanced cognitive performance in a subsistence population with minimal schooling."
American Journal of Human Biology. doi: 10.1002/ajhb.22665.
Research Themes:
"Does market integration buffer risk, erode traditional sharing practices and increase inequality? A test among Bolivian forager-farmers."
Human Ecology. doi:10.1007/s10745-015-9764-y
Research Themes:
"Sexual dimorphism"
In Encyclopedia of Human Sexuality, W. Trevathan, Ed. Wiley/Blackwell: New York.
Research Themes:
"Evolving the neuroendocrine physiology of human and primate cooperation and collective action."
Philosophical Transactions of the Royal Society 370: 20150014.
Research Themes:
"Moral parochialism and contextual contingency across seven societies."
Proceedings of the Royal Society B 282:20150907.
Research Themes:
"Infection with helminths affects fecundity and age of first pregnancy in human females, in submission."
Research Themes:
"Adaptive personality calibration among Tsimane forager-horticulturalists: effects of embodied capital on prosocial traits."
Behavioral Ecology. doi:10.1093/beheco/arv051
Research Themes:
"Masculine perspectives about family and work concurrently promote and inhibit men's health behaviors."
International Journal of Men's Health.
Research Themes:
"The low male voice is a costly signal of phenotypic quality among Bolivian adolescents."
Evolution and Human Behavior.
Research Themes:
"Forager skill ontogeny among Tsimane Amerindians."
American Journal of Physical Anthropology.
Research Themes:
"Corruption and the other(s): scope of superordinate identity matters for corruption permissibility."
PLoS ONE 10(12): e0144542.
Research Themes:
"Skills, division of labor and economies of scale among Amazonian hunters and South Indian honey collectors."
Philosophical Transactions of the Royal Society 370: 20150008.
Research Themes:
"Intergenerational transfers explained by inclusive fitness in a traditional human society."
Proceedings Royal Society B 282, 20142808.
Research Themes:
"Depression as sickness behavior? A test of the host defense hypothesis in a high pathogen population, Brain, Behavior, and Immunity."
in press, DOI: 10.1016/j.bbi.2015.05.008
Research Themes:
"The extraversion continuum in evolutionary perspective: a review of recent theory and evidence."
Personality and Individual Differences, 77, 186-192.
Research Themes:
"Inclusive fitness and differential productivity across the life course determine intergenerational transfers in a small-scale human society."
Proc. R. Soc. B 282: 20142808. http://dx.doi.org/10.1098/rspb.2014.2808 + SUPPLEMENT
Research Themes:
"The causal relationship between fertility and infant mortality: prospective analyses of a population in transition."
Population in the Human Sciences: Concepts, Models, Evidence(Editors: P. Kreager, B. Winney, S. Ulijaszek, C. Capelli). Oxford: Oxford University Press, pp. 361-378.
Research Themes:
"Food sharing."
Emerging Trends in the Social and Behavioral Sciences. SAGE. Edited by Robert A. Scott and Stephen M. Kosslyn.
Research Themes:
"Evolutionary psychology."
In Encyclopedia of Human Sexuality, W. Trevathan, Ed. Wiley/Blackwell: New York.
Research Themes:
"Helminth infection, fecundity and age of first pregnancy in women."
Science 350: 970-972.
Research Themes:
"Natural sleep and its seasonal variations in three pre-industrial societies."
Current Biology 25:1-7.
Research Themes:
"Reduced functional status and social conflict increase risk of depression in adulthood among modernizing Amazonian forager-farmers."
Journals of Gerontology Social Sciences 70(6):948-956. doi:10.1093/geronb/gbu080.
Research Themes:
"Low mineral density of a weight-bearing bone among adult women in a high fertility population."
American Journal of Physical Anthropology.
Research Themes:
"Physical Growth of the Shuar: Height, Weight, and BMI Growth References for an Indigenous Amazonian Population,"
American Journal of Human Biology, in press.
Research Themes:
"Modernization is associated with intensive breastfeeding patterns in the Bolivian Amazon."
Social Science and Medicine 100:148-158.
Research Themes:
"Experimental Games on Networks: Underpinnings of Behavior and Equilibrium Selection."
Econometrica.
Research Themes:
"A comment on the service-for-prestige theory of leadership."
Frontiers in Human Neuroscience, 8, 412.
Research Themes:
"The roots and fruits of social status in small-scale human societies."
In J. Cheng, J. Tracy, & C. Anderson (Eds.) The Psychology of Social Status. Springer.
Research Themes:
"Political influence associates with cortisol and health among egalitarian forager-farmers, Evolution, Medicine, and Public Health"
eou021, DOI: 10.1093/emph/eou02
Research Themes:
"Testosterone and male cognitive performance in Tsimane forager-horticulturalists."
American Journal of Human Biology.
Research Themes:
"Negatively-biased credulity and the cultural evolution of beliefs."
PLoS ONE 9(4): e95167. 2014.
Research Themes:
"Starting Small towards Voluntary Formation of Efficient Large Groups in Public Goods Provision."
Journal of Economic Behavior and Organization, 102,June, 2014, 119-132.
Research Themes:
"Age-independent increases in male salivary testosterone during horticultural activity among Tsimane forager-farmers."
Evolution and Human Behavior.
Research Themes:
"Functional disability and social conflict increase risk of depression in older adulthood among Bolivian forager-farmers."
Journal of Gerontology: Psychological Sciences.
Research Themes:
"Work to live and live to work: Productivity, transfers, and psychological well-being in adulthood and old age."
In: Weinstein, M., and Lane, M. (eds.). Advances in bio-demography: cross-species comparisons of social environments and social behaviors, and their effects on health and longevity. National Academy Press.
Research Themes:
"Political influence associates with cortisol and health among egalitarian forager-farmers."
Evolution, Medicine, and Public Health 122-133. doi:10.1093/emph/eou021
Research Themes:
"Political influence in an egalitarian society associates with lower cortisol but not lower disease burden."
Evolution Medicine and Public Health.
Research Themes:
"Strategic choices vs. maladaptive development"
[Peer commentary on "An Evolutionary Life History Framework for Psychopathology" by M. Del Giudice]. Psychological Inquiry. 2014.
Research Themes:
"The evolutionary fitness of personality traits in a small-scale subsistence population."
Evolution & Human Behavior, 35, 17-25.
Research Themes:
"Successful hunting increases testosterone and cortisol in a subsistence population."
Proceedings of the Royal Society B, 281:20132876
Research Themes:
"Sex difference in travel is concentrated in adolescence and tracks reproductive interests."
Proceedings of Royal Society B281, 20141476.
Research Themes:
"Breast milk DHA content predicts cognitive performance in a sample of 28 nations. "
Maternal & Child Nutrition.
Research Themes:
"Antagonism between two intestinal parasites in humans: the importance of coinfection for infection risk and recovery dynamics."
Proceedings of the Royal Society B, 280(1769): 20131671.
Research Themes:
"Voice change as a new measure of male pubertal timing: A study among Bolivian adolescents."
Annals of Human Biology40: 209-219.
Research Themes:
"Living with kin in lowland horticultural societies"
Current Anthropology, 54, 96-103. 2013.
Research Themes:
"Mexican Maize Production: Evolving Organizational and Spatial Structures since 1980"
Applied Geography 39 (May 2013), 78-92.
Research Themes:
"Make new friends and keep the old? Parasite coinfection and comorbidity in Homo sapiens."
In: Primates, Pathogens and Evolution. Developments in Primatology Series. Editors: Brinkworth, J.F. and E. Pechenkina. New York: Springer.
Research Themes:
"Physical activity and modernization among Bolivian Amerindians."
Plos One, Janurary 2013, Volume 8, Issue 1.
Research Themes:
"Implications of market integration for cardiovascular and metabolic health among an indigenous Amazonian Ecuadorian population."
Annals of Human Biology40(3) 228-242.
Research Themes:
"Mapping the conceptual space of jealousy"
Ethos 41:249-270.
Research Themes:
"How universal is the Big Five? Testing the Five-Factor Model of personality variation among forager-farmers in the Bolivian Amazon"
Journal of Personality and Social Psychology, 104, 354-370. 2013.
Research Themes:
"Identity Politics"
Pp. 580-584 in Wiley-Blackwell Encyclopedia of Social and Political Movements, eds. David A. Snow, Donatella Della Porta, Bert Klandermans, and Doug McAdam. Malden, MA: Blackwell Publishing.
Research Themes:
"Household task delegation among high-fertility forager-horticulturalists of lowland Bolivia."
Current Anthropology 54(2):232-241.
Research Themes:
"Patterns of senescence in cardiovascular fitness: VO2max in subsistence and industrialized populations."
American Journal of Human Biology 25(6), pp. 756-769. 2013.
Research Themes:
"Human Evolution: Processes and Adaptations"
second edition. San Diego: Cognella.
Research Themes:
"Reciprocity explains food sharing in humans and other primates independent of kin selection and tolerated scrounging: a phylogenetic meta-analysis."
Proceedings of the Royal Society B 280:20131615.
Research Themes:
"Strategies for Designing Successful Marine Resource Management Programs in Oceania"
Pacific Science. 2013.
Research Themes:
"Characterizing peri-urban households across a rural-urban gradient in the Toluca Metropolitan Area, Mexico"
Journal of Rural Studies 20, 52-63.2013.
Research Themes:
"Natural cooperators: food sharing in humans and other primates"
Evolutionary Anthropology, 2013.
Research Themes:
"Polygyny among the Tsimane: an improved method for testing the polygyny-fertility hypothesis."
Proceedings of the Royal Society B 280.
Research Themes:
"Social Aggression and Resource Conflict Across the Female Life-Course in the Bolivian Amazon"
Aggressive Behavior. Volume 38, pages 194-207 (2012)
Research Themes:
"Physical competition increases testosterone among Amazonian forager-horticulturalists: a test of the "challenge hypothesis""
Proceedings of Royal Society B., 279, 2907-2912. 2012.
Research Themes:
"Status and Solutions for the World's Unassessed Fisheries"
Science, October 26 2012, 338, 517-520.
Research Themes:
"Connecting the Dots Between Health, Poverty and Place in Accra, Ghana"
Annals of the Association of American Geographers, Volume 102, Issue 5, 2012.
Research Themes:
"Infant growth and the thymus: data from two South American native societies."
American Journal of Human Biology 24:768-775. 2012.
Research Themes:
"Fatty acid composition in the mature milk of Bolivian forager-horticulturalists: controlled comparisons with a U.S. sample."
Maternal and Child Nutrition 8(3):404-418. 2012.
Research Themes:
"Does Blood Pressure Inevitably Rise With Age? Longitudinal Evidence Among Forager-Horticulturalists"
Hypertension 60(1): 25-33. 2012
Research Themes:
"When the strong punish: why net costs of punishment are often negligible"
Behavioral and Brain Sciences, 35, 43-44. 2012.
Research Themes:
"Climate Policy and Labor Markets"
The Design and Implementation of U.S. Climate Policy, Edited by Don Fullerton and Catherine Wolfram, University of Chicago Press, 2012.
Research Themes:
"Modernization, sexual-risk taking and gynecological morbidity among Bolivian forager-horticulturalists."
PLOS One, December 2012, Volume 7, Issue 12.
Research Themes:
"Infant and fetal mortality among a high mortality population in the Bolivian Amazon."
Social Science and Medicine 24:786-799.
Research Themes:
"Infant gut microbiota: developmental influences and health outcomes."
In: Building Babies: Primate Development in Proximate and Ultimate Perspective. Clancy K, Hinde K, Rutherford J., eds. Springer. 2012.
Research Themes:
"Infidelity, jealousy, and wife abuse among Tsimane forager-farmers: testing evolutionary hypotheses of marital conflict"
Evolution and Human Behavior, 33: 438-448. 2012.
Research Themes:
"Cultural Reception and Production: The Social Construction of Meaning in Book Clubs"
American Sociological Review 77: 45-68. 2012
Research Themes:
"The Economic Impacts of Climate Change: Evidence from Agricultural Profits and Random Fluctuations in Weather: Reply"
American Economic Review, December 2012, Volume 102, Number 7, pp. 3761-3773.
Research Themes:
"Human survival and life history in evolutionary perspective"
The Evolution of Primate Societies. Mitani, J., Call, J., Kappeler, P., Palombit, R., Silk, J. (Eds). 2012. Chicago: University of Chicago Press. Pages 293-314.
Research Themes:
"Why Do Women Have More Children Than They Want? Understanding Differences in Women's Ideal and Actual Family Size in a Natural Fertility Population"
American Journal of Human Biology 24: 786-799 (2012).
Research Themes:
"From the womb to the tomb: the role of transfers in shaping the evolved human life history."
Experimental Gerontology 47:807-813. 2012.
Research Themes:
"Spine Segments in Small World Networks"
Social Networks 33:88-97.
Research Themes:
"Evidence for a Peak Shift in a Humoral Response to Helminths: Age Profiles of IgE in the Shuar of Ecuador, the Tsimane of Bolivia, and the U.S. NHANES"
2011
Research Themes:
"The Impact of Parents and Self-Selection on Child Survival among the Tsimane of Bolivia"
Current Anthropology 52(2):277-284. 2011
Research Themes:
"The 'spiteful' origins of human cooperation"
Proceedings of Royal Society B 278: 2159-2164. 2011
Research Themes:
"Sex differences in the relationship of dietary fatty acids to cognitive measures in American children"
Frontiers in Evolutionary Neuroscience, 3. 2011
Research Themes:
"Communicable and non-communicable diseases in the Solomon Islands villages during recovery from a massive earthquake in April 2007"
The New Zealand Medical Journal 124: 28 pages. 2011
Research Themes:
"Why do men seek status? Fitness payoffs to dominance and prestige"
Proceedings of Royal Society B 278: 2223-2232. 2011
Research Themes:
"Father death and adult success among the Tsimane: implications for marriage and divorce"
Evolution and Human Behavior 32:79-89. 2011
Research Themes:
"Cognitive adaptations for gathering-related navigation in humans."
Evolution and Human Behavior 32: 1-12. 2011
Research Themes:
"Normative calcaneal quantitative ultrasound datafor the indigenous Shuar and non-Shuar Colonos of the Ecuadorian Amazon"
Arch Osteoporo, 2011
Research Themes:
"The Total Cost of Father Desertion"
American Journal of Human Biology 23:755-763 (2011).
Research Themes:
"Spousal Violence and Paternal Disinvestment Among Tsimane Forager-Horticulturalists"
American Journal of Human Biology 23:445-457 (2011).
Research Themes:
"Inflammatory Gene Variants in the Tsimane, an Indigenous Bolivian Population with a High Infectious Load"
Biodemography and Social Biology 57(1):33-52. 2011
Research Themes:
"Why Women Need Fat"
New York: Hudson Street/Penguin Group. 2011
Research Themes:
"Cascading trait-mediation: disruption of a trait-mediated mutualism by parasite-induced behavioral modifications."
Oikos 119: 1394-1400.
Research Themes: