Ryan N. Schacht, Ph.D.

Affiliations: 
2007-2014 Anthropology University of California, Davis, Davis, CA 
Area:
Behavioral Ecology, Cultural Anthropology, Ecology Biology
Website:
https://anthropology.ecu.edu/ryan-schacht/
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"Ryan Schacht"

Parents

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Monique B. Mulder grad student 2014 UC Davis
 (Reproductive Decision Making among the Makushi of Guyana.)
Gail L. Patricelli grad student 2014 (Neurotree)
Joanna Scheib grad student 2014 UC Davis
Bruce P. Winterhalder grad student 2014 UC Davis
 (Reproductive Decision Making among the Makushi of Guyana.)
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Publications

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Macfarlan SJ, Schacht R, Foley C, et al. (2020) Marriage dynamics in old Lower California: ecological constraints and reproductive value in an arid peninsular frontier. Biodemography and Social Biology. 65: 156-171
Schacht R, Tharp D, Smith KR. (2019) Sex ratios at birth vary with environmental harshness but not maternal condition. Scientific Reports. 9: 9066
Schacht R, Kramer KL. (2019) Are We Monogamous? A Review of the Evolution of Pair-Bonding in Humans and Its Contemporary Variation Cross-Culturally Frontiers in Ecology and Evolution. 7
Hollingshaus M, Utz R, Schacht R, et al. (2019) Sex ratios and life tables: Historical demography of the age at which women outnumber men in seven countries, 1850–2016 Historical Methods: a Journal of Quantitative and Interdisciplinary History. 52: 244-253
Ross CT, Mulder MB, Oh SY, et al. (2018) Correction to: 'Greater wealth inequality, less polygyny: rethinking the polygyny threshold model'. Journal of the Royal Society, Interface. 15
Ross CT, Borgerhoff Mulder M, Oh SY, et al. (2018) Greater wealth inequality, less polygyny: rethinking the polygyny threshold model. Journal of the Royal Society, Interface. 15
Schacht R, Davis HE, Kramer KL. (2018) Patterning of Paternal Investment in Response to Socioecological Change Frontiers in Ecology and Evolution. 6
Kramer KL, Schacht R, Bell A. (2017) Adult sex ratios and partner scarcity among hunter-gatherers: implications for dispersal patterns and the evolution of human sociality. Philosophical Transactions of the Royal Society of London. Series B, Biological Sciences. 372
Schacht R, Smith KR. (2017) Causes and consequences of adult sex ratio imbalance in a historical U.S. population. Philosophical Transactions of the Royal Society of London. Series B, Biological Sciences. 372
Schacht R, Kramer KL, Székely T, et al. (2017) Adult sex ratios and reproductive strategies: a critical re-examination of sex differences in human and animal societies. Philosophical Transactions of the Royal Society of London. Series B, Biological Sciences. 372
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