Kaplan, H. S., Hooper, P. L., and Gurven, M. The evolutionary and ecological roots of human social organization. Philosophical Transactions of the Royal Society B Biological Sciences 364(1533) 3289-3299, 2009. pdf audio
Borgerhoff Mulder, M., Bowles, S., Hertz, T., Bell, A., Beise, J., Clark, G., Fazzio, I., Gurven, M., Hill, K., Hooper, P. L., Irons, W., Kaplan, H., Leonetti, D., Low, B., Marlowe, F., McElreath, R., Naidu, S., Nolin, D., Piraino, P., Quinlan, R., Schniter, E., Sear, R., Shenk, M., Alden Smith, E., von Rueden, C., and Wiessner, P. "Intergenerational wealth transmission and the dynamics of inequality in small-scale societies." Science 326(5953), 682-688, 2009.
Kaplan, H., and Gurven, M. Top-down and bottom-up research in biodemography. Demographic research, Special Issue: Reflections on the Future of Biodemography 19:1587-1602, 2008.
von Rueden, C., Gurven, M., and Kaplan, H. Multiple dimensions of male social status in an Amazonian society. Evolution and Human Behavior 29(6): 402-415, 2008.
Gurven, M., Kaplan, H., Crimmins, E., Finch, C., and Winking, J. Lifetime Inflammation in Two Epidemiological Worlds: The Tsimane of Bolivia and the United States. Journal of Gerontology: Biological Sciences 63(2):196-199, 2008.
Kaplan, H., Gurven, M. and Lancaster, J. B. Brain Evolution and the Human Adaptive Complex: An ecological and social theory. In: S. W. Gangestad and J. A. Simpson, eds. The Evolution of Mind: Fundamental Questions and Controversies. NY: Guilford Publications. pp.269-279, 2007.
Kaplan, H. and Gangestad, S. Optimality and Brain Evolution: In: S. W. Gangestad and J. A. Simpson, eds. The Evolution of Mind: Fundamental Questions and Controversies. NY: Guilford Publications. pp.121-129, 2007.
Lancaster, J.B. and H. S. Kaplan. Chimpanzee and human intelligence: Life history, diet and the mind. In: S. W. Gangestad and J. A. Simpson, eds. The Evolution of Mind: Fundamental Questions and Controversies. NY: Guilford Publications. pp.111-120, 2007.
Kaplan, H. Gangestad, S, Lancaster, J., Gurven, M. and Robson, A. The evolution of diet, brain and life history among primates and humans. In Guts, Brains, Food and the Social Life of Early Hominids. W. Roebocks, ed. Leiden: University of Leiden Press. 2007 pp.47-90.
Robson, A. and Kaplan, H. Why do we die? Economics, biology and aging. American Economic Review 97(2): 492-95, 2007.
Ohl-Schacherer, J., Sheppard, G.H. Kaplan, H. Peres, C.A.L Levi, T. and Yu, D. W. The Sustainability of Subsistence Hunting by Matsigenka Native Communities in Manu National Park, Peru. Conservation Biology 21(5):1174-1185, 2007.
Gurven, M and Kaplan, H. Longevity among hunter-gatherers: a cross-cultural examination. Population and Development Review 33(2):321-365, 2007.
Gurven, M, Kaplan, H. & A. Zelada Supa. Mortality experience of Tsimane Amerindians of Bolivia: Regional variation and temporal trends. American Journal of Human Biology 19:376-398, 2007.
Anderson, K.G, H. Kaplan & J. Lancaster. Confidence of paternity, divorce and investment in children by Albuquerque men. Evolution and Human Behavior 28(1):1-10, January 2007.
Kaplan, H. The Life History of a Foraging Species. Daedalus (On Aging): 48-57, Winter 2006.
Robson, A. & Kaplan, H. The Economics of Hunter Gatherer Societies and the Evolution of Human Characteristics. Canadian Journal of Economics 39(2): 375-398, March 2006.
Walker, R M Gurven, K. Hill, A. Migliano, N. Chagnon, R. De Souza, G. Djurovic, R. Hames, A. M. Hurtado, H. Kaplan, K. Kramer, W. J. Oliver, C. Valeggia, & T. Yamuach. Growth Rates and Life Histories in Twenty-Two Small-Scale Societies. American Journal of Human Biology 18.3(May-June 2006): p295-311. pdf
Kaplan, H, & Gurven, M. Determinants of Time Allocation Across the Lifespan:A Theoretical Model and an application to the Machiguenga and Piro of Peru. Human Nature, Mar 2006, Vol. 17 Issue 1, p1-49.
Rucas, S.L., Gurven, M, Kaplan, H., Winking, Jeff, Gangestad, S. and Crespo, M. Female intrasexual competition and reputational effects on attractiveness among the Tsimane of Bolivia. Evolution and Human Behavior, Volume 27, Issue 1, P. 40-52 (January 2006). pdf
Kaplan, H, & Gurven, M. The Natural History of Human Food Sharing and Cooperation: A Review and a New Multi-Individual Approach to the Negotiation of Norms. In Moral Sentiments and Material Interests: On the Foundations of Cooperation in Economic Life. Herbert Gintis, Samuel Bowles, Robert Boyd, and Ernst Fehr (eds.), MIT Press, 2005.
Kaplan, H. & Gangestad, S. Life History Theory and Evolutionary Psychology. In. The Handbook of Evolutionary Psychology. David M. Buss (ed). John Wiley and Sons: Pp 68-95. 2005. pdf
Kaplan, HS, Lancaster, JB, & Robson, A. Embodied Capital and the Evolutionary Economics Of the Human Lifespan. In: Lifespan: Evolutionary, Ecology and Demographic Perspectives, J.R. Carey & S. Tuljapakur (eds.) Population and Development Review 29, Supplement 2003, Pp. 152-182. pdf
Kaplan, H, Mueller, T., Gangestad, S. and Lancaster, J. Neural Capital and Lifespan Evolution among Primates and Humans. In The Brain and Longevity. C.E. Finch, .J.-M. Robine & Y. Christen (eds.), Springer, 2003, Pp. 69-98. pdf
Kaplan, H. & Lancaster, J. B., An Evolutionary and Ecological Analysis of Human Fertility, Mating Patterns and Parental Investment. In Offspring: Fertility Behavior in Biodemographic Perspective. K.W. Wachter and R.A. Bulatao (eds.) National Research Council: Washington, D.C.: National Academies Press, 2003, Pp 170-223. pdf
Kaplan, H. Evolutionary Demography. Encyclopedia of Population. P. Demeny and G. McNicoll (eds). MacMillan, 2003.
Robson, A. & Kaplan, H. The evolution of human life expectancy and intelligence in hunter-gatherer economies. American Economic Review 93 (1):150-169, March 2003.
Kaplan, H.S., and Robson, A.J. The emergence of humans: The coevolution of intelligence and longevity with intergenerational transfers. PNAS 99(15):10221-10226, 2002. pdf
Kaplan, H, J. Lancaster, W. T. Tucker & K. G. Anderson. An Evolutionary Approach to Below Replacement Fertility. American Journal of Human Biology 14:233-256, 2002. pdf
Walker, R., Hill, K., Kaplan, H., McMillan, G. Age dependency of hunting ability among the Ache of eastern Paraguay. Journal of Human Evolution 42:639-657, 2002. pdf
Gurven, M., Hill, K. and Kaplan, H. From Forest to Reservation: Transitions in food sharing behavior among the Ache of Paraguay. Journal of Anthropological Research 58: 93-120, 2002. pdf
Kaplan, H. Human Life History Evolution. In The Encyclopedia of Evolution. M Pagel (ed), Oxford University Press, 2002.
Kaplan, H., and Bock, J. Fertility Theory: The embodied capital theory of life history evolution. In The International Encyclopedia of the Social and Behavioral Sciences. J Hoem (ed), Vol. 8:5561-5568, Elsevier, 2001.
Anderson, K.G., Kaplan, H., and Lancaster, J.B. Men's Financial Expenditures on Genetic Children and Stepchildren from Current and Former Relationships. PSC Research Report, 2001. pdf
Hurtado, M., Hill, K., Kaplan, H., and Lancaster, J. The Epidemiology of Infectious Diseases among South American Indians: A Call for Guidelines for Ethical Research. Current Anthropology, 42(3):425-431, 2001. pdf
A.M. Hurtado, K. Hill, H. Kaplan and J. Lancaster. Disease among indigenous South Americans. Anthropology News (February), Pp. 5-6, 2001.
Kaplan, HS, Hill, KR, Lancaster, JB, Hurtado, AM. The embodied capital theory of human evolution. InReproductive Ecology and Human Evolution, Ellison, P. T. (ed), Hawthorne, NY: Aldine de Gruyter, 2001.
Kaplan, HS, Hill, KR, Lancaster, JB, Hurtado, AM. A Theory of Human Life History Evolution: Diet, Intelligence, and Longevity. Evolutionary Anthropology 9:156-185, 2000. pdf
Gurven, M., Hill, K., Kaplan, H., Hurtado, A. M., Lyles, R. Food sharing among Hiwi foragers of Venezuela: Tests of reciprocity. Human Ecology 28:171-218, 2000. pdf
Lancaster, J.B. and H. Kaplan. Parenting other men's children: Costs, benefits and consequences. InEvolutionary Biology and Human Social Behavior: 20 years later, L. Cronk, N. Chagnon, and W. Irons, eds. Aldine de Gruyter, Hawthorne, NY, 2000.
Kaplan, H. and Lancaster, J.B. The Evolutionary Economics and Psychology of the Demographic Transition to Low Fertility. Evolutionary Biology and Human Social Behavior: 20 years later, L. Cronk, N. Chagnon, and W. Irons, eds. Aldine de Gruyter, Hawthorne, NY, 2000.
Hill, K., and Kaplan, H. Life History Traits in Humans: Theory and Empirical Studies. Annual Review of Anthropology, 28:397-438, 1999. pdf
Anderson, K.G., Kaplan, H., and Lancaster, J.B. Parental care by genetic and step fathers I: Reports by men in Albuquerque, New Mexico. Evolution and Human Behavior 20:405-31, 1999. pdf
Anderson, K.G., Kaplan, H., Lam D., and Lancaster, J.B. Parental care by genetic and step fathers II: Reports by Xhosa high school students. Evolution and Human Behavior 20:433-51, 1999. pdf
Kaplan, H., J.B. Lancaster, and K.G. Anderson. Human Parental Investment and Fertility: The Life Histories of Men in Albuquerque, NM. In Men in Families: When Do They Get Involved? What Difference Does it Make? A. Booth and N. Crouter, eds. Lawrence Earlbaum, 1998. pdf
Alvard, M., J. Robinson, K. Redford, and H. Kaplan. The Sustainability of Subsistence Hunting in the Neotropics. Conservation Biology 11:977-982, 1997.
Kaplan, H. The Evolution of the Human Life Course. Between Zeus and Salmon: The Biodemography of Longevity, K. Wachter and C. Finch, eds., Washington, D.C., National Academy of Sciences, Pp. 175-211, 1997.
Kaplan, H. A Theory of Fertility and Parental Investment in Traditional and Modern Societies. Yearbook of Physical Anthropology 39:91-135, 1996. pdf
Kaplan, H. Optimal Foraging Theory. Encyclopedia of Cultural Anthropology, D. Levinson and M. Ember, eds., Pp. 885-887. American Reference: Lakeville, CT, 1996.
Kaplan, H. J. B. Lancaster, J. A. Bock and S. E. Johnson. Does Observed Fertility Maximize Fitness Among New Mexican Men? A Test Of An Optimality Model and a New Theory of Parental Investment in the Embodied Capital of Offspring. Human Nature 6:325-360, 1995. pdf
Kaplan, H. J. B. Lancaster, J. A. Bock and S. E. Johnson. Fertility and Fitness among Albuquerque Men: A Competitive Labour Market Theory. In R. I. M. Dunbar, ed., Human Reproductive Decisions. London: St. Martin's Press. Pp. 96-136. 1995.
Kaplan, H. Evolutionary and Wealth Flows Theories of Fertility: Empirical Tests and New Models. Population and Development Review 20(4): 753-791, 1994. pdf
Hill, K. and Kaplan, H. Why Do Male Foragers Hunt and Share Food? Current Anthropology 34:701-706, 1993.
Lancaster, J. B., and H. Kaplan. Human Mating and Family Formation Strategies: The Effects of Variability among Males in Quality and the Allocation of Male Effort and Parental Investment. In: T. Nishida, W.C. Mcgrew, P. Marler, M. Pickford F.B.M. de Waal, eds., Topics in Primatology Vol. 1,. Pp. 21-33. Tokyo: University of Tokyo Press, 1992.
Kaplan, H. and K. Kopischke. Resource Use, Traditional Technology and Change among Native Peoples of Lowland South America. In Conservation of Neotropical Forests: Building on Traditional Resource Use K. Redford and C. Padoch (eds). Pp. 83-107. Columbia University Press. 1992.
Kaplan, H. and K. Hill. The Evolutionary Ecology of Food Acquisition. In Evolutionary Ecology and Human Behavior. E. Smith and B. Winterhalder (eds). Pp 167-201. Aldine, 1992.
Alvard, M. and Kaplan, H. Procurement Technology and Prey Mortality among Indigenous Neotropical Hunters. In Human Predators and Prey Mortality. M. Stiner (ed). Pp. 79-104. Westview Press, 1991.
Kaplan, H., K. Hill, and A.M. Hurtado. Risk, Foraging and Food Sharing. In Risk and Uncertainty in the Food Supply. E. Cashdan (ed). Pp 107-144. Westview Press, 1990.
Hill, K. and H. Kaplan. The Newly Contacted Yora (Yaminahua) of Manu National Park, Peru. AnthroQuestWinter 1990.
Hill, K. and H. Kaplan. Population Description and Dry Season Subsistence among the Newly Contacted Yora (Yaminahua) of Manu National Park, Peru. National Geographic Research 5(3):317-334,1989.
Hill, K. and H. Kaplan. Tradeoffs in Male and Female Reproductive Strategies among the Ache: Part 1 - Males. In Human Reproductive Behavior. L. Betzig, P. Turke and M. Borgerhoff Mulder (eds). Pp. 277-289. Cambridge University Press,1988.
Hill, K. and H. Kaplan. Tradeoffs in Male and Female Reproductive Strategies among the Ache: Part 2 - Females. In Human Reproductive Behavior. L. Betzig, P. Turke and M. Borgerhoff Mulder (eds). Pp 291-305. Cambridge University Press, 1988.
Hill, K., H. Kaplan, K. Hawkes and A. Hurtado. Foraging Decisions among the Ache: New Data and Analysis.Ethology and Sociobiology 8: 1-36, 1987.
Kaplan, H. and H. Dove. Infant Development among the Ache of Eastern Paraguay. Developmental Psychology 23:190-198, 1987.
Kaplan, H. Human Communication and Contemporary Evolutionary Theory. Research on Language and Social Interaction 20: 79-140,1987.
Hawkes, K., H. Kaplan, K. Hill, and A.M. Hurtado. Some Problems with Instantaneous Scan Sampling. Journal of Anthropological Research 43 (3): 239-247, 1987.
Hawkes, K., H, Kaplan, K. Hill, and A.M. Hurtado. Ache at the Settlement: Contrasts between Farming and Foraging. Human Ecology 15 (2): 133-161, 1987.
Kaplan H. and K. Hill. Hunting and Reproductive Success: A Clarification of Methods. Current Anthropology27:48-50, 1986.
Kaplan, H. and K. Hill. Sexual Strategies and Social Class Differences in Fitness in Modern Industrial Societies. Behavioral and Brain Sciences 9: 198-99,1986.
Kaplan, H. and K. Hill. Food Sharing Among Ache Foragers: Tests of Explanatory Hypotheses. Current Anthropology 26 (2): 223-246, 1985. pdf
Kaplan, H. Prestige and Reproductive Success in Man: A Commentary. Ethology and Sociobiology 6: 131-134, 1985.
Kaplan, H. and K. Hill. Hunting Ability and Reproductive Success among Male Ache Foragers. Current Anthropology 26: 131-133, 1985.
Hurtado, A., K. Hill, K. Hawkes and H. Kaplan. Female Subsistence Strategies among Ache Hunter-Gatherers of Eastern Paraguay. Human Ecology 13: 1- 28, 1985.
Hill, K., H. Kaplan, K. Hawkes, and A. Hurtado. Men's Time Allocation to Activities among Ache Hunter-Gatherers. Human Ecology 13: 29-47, 1985.
Hill, K., K. Hawkes, H. Kaplan and A. Hurtado. Seasonal Variance in the Ache Diet. Human Ecology 12: 145-180, 1984.
Kaplan, H. and K. Hill. The Mashco-Piro of Manu National Park, Peru. AnthroQuest Fall 1984.
Kaplan, H., K. Hill, K. Hawkes, and A. Hurtado. Food Sharing Among Ache Hunter-gatherers of Eastern Paraguay. Current Anthropology 25: 113-116, 1984.
Schull, J., H. Kaplan, and C. O'Brien. Naloxone Can Alter Experimental Pain and Mood in Humans.Physiological Psychology 9 (3), 245-250, 1981.