• Publications
  • Influence
Grandmothering, menopause, and the evolution of human life histories.
Long postmenopausal lifespans distinguish humans from all other primates. This pattern may have evolved with mother-child food sharing, a practice that allowed aging females to enhance theirExpand
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Showing off: Tests of an hypothesis about men's foraging goals
Abstract It is widely assumed that among hunter-gatherers, men work to provision their families. However, men may have more to gain by giving food to a wide range of companions who treat themExpand
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Hadza Women's Time Allocation, Offspring Provisioning, and the Evolution of Long Postmenopausal Life Spans
Extended provisioning of offspring and long postmenopausal life spans are characteristic of all modern humans but no other primates. These traits may have evolved in tandem. Analysis of relationshipsExpand
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Why Hunter-Gatherers Work: An Ancient Version of the Problem of Public Goods [and Comments and Reply]
People who hunt and gather for a living share some resources more widely than others. A favored hypothesis to explain the differential sharing is that giving up portions of large, unpredictableExpand
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why hunters gather: optimal foraging and the Aché of eastern Paraguay
The determinants of food choices made by hunter-gatherers have long been a topic of speculation and controversy. In this paper, we analyze the foraging behavior of the Ache of eastern Paraguay andExpand
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Grandmothers and the evolution of human longevity
  • K. Hawkes
  • Biology, Medicine
  • American journal of human biology : the official…
  • 1 May 2003
Great apes, our closest living relatives, live longer and mature later than most other mammals and modern humans are even later‐maturing and potentially longer‐lived. Evolutionary life‐history theoryExpand
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Grandmothering and the evolution of homo erectus.
Despite recent, compelling challenge, the evolution of Homo erectus is still commonly attributed to big game hunting and/or scavenging and family provisioning by men. Here we use a version of theExpand
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Hunting income patterns among the Hadza: big game, common goods, foraging goals and the evolution of the human diet.
The assumption that large mammal hunting and scavenging are economically advantageous to hominid foragers is examined in the light of data collected among the Hadza of northern Tanzania. HadzaExpand
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Hunting and Nuclear Families: Some Lessons from the Hadza about Men's Work
Hadza hunter-gatherers display economic and social features usually assumed to indicate the dependence of wives and children on provisioning husbands and fathers. The wives and children of betterExpand
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Foraging decisions among Aché hunter-gatherers: New data and implications for optimal foraging models☆
This article summarizes 5 years of research on resource choice and foraging strategy among Ache foragers in eastern Paraguay. Successes and failures of simple models from optimal foraging theoryExpand
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