Search Results - "Surovell, Todd A."

continuous climatic impact on Holocene human population in the Rocky Mountains by Kelly, Robert L., Surovell, Todd A., Shuman, Bryan N., Smith, Geoffrey M.

“…Ancient cultural changes have often been linked to abrupt climatic events, but the potential that climate can exert a persistent influence on human populations…”
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Test of Martin’s overkill hypothesis using radiocarbon dates on extinct megafauna by Surovell, Todd A., Pelton, Spencer R., Anderson-Sprecher, Richard, Myers, Adam D.

“…Following Martin [Martin PS (1973) Science 179:969–974], we propose the hypothesis that the timing of human arrival to the New World can be assessed by…”
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Synchronous extinction of North America's Pleistocene mammals by Faith, J. Tyler, Surovell, Todd A

“…The late Pleistocene witnessed the extinction of 35 genera of North American mammals. The last appearance dates of 16 of these genera securely fall between…”
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Accurate population proxies do not exist between 11.7 and 15 ka in North America by Pelton, Spencer R., Mackie, Madeline E., Kelly, Robert, Surovell, Todd A.

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Late date of human arrival to North America: Continental scale differences in stratigraphic integrity of pre-13,000 BP archaeological sites by Surovell, Todd A, Allaun, Sarah A, Crass, Barbara A, Gingerich, Joseph A M, Graf, Kelly E, Holmes, Charles E, Kelly, Robert L, Kornfeld, Marcel, Krasinski, Kathryn E, Larson, Mary Lou, Pelton, Spencer R, Wygal, Brian T

“…By 13,000 BP human populations were present across North America, but the exact date of arrival to the continent, especially areas south of the continental ice…”
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Correction: Late date of human arrival to North America: Continental scale differences in stratigraphic integrity of pre-13,000 BP archaeological sites by Surovell, Todd A, Allaun, Sarah A, Crass, Barbara A, Gingerich, Joseph A M, Graf, Kelly E, Holmes, Charles E, Kelly, Robert L, Kornfeld, Marcel, Krasinski, Kathryn E, Larson, Mary Lou, Pelton, Spencer R, Wygal, Brian T

“…[This corrects the article DOI: 10.1371/journal.pone.0264092.]…”
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Socioecology shapes child and adolescent time allocation in twelve hunter-gatherer and mixed-subsistence forager societies by Lew-Levy, Sheina, Reckin, Rachel, Kissler, Stephen M., Pretelli, Ilaria, Boyette, Adam H., Crittenden, Alyssa N., Hagen, Renée V., Haas, Randall, Kramer, Karen L., Koster, Jeremy, O’Brien, Matthew J., Sonoda, Koji, Surovell, Todd A., Stieglitz, Jonathan, Tucker, Bram, Lavi, Noa, Ellis-Davies, Kate, Davis, Helen E.

“…A key issue distinguishing prominent evolutionary models of human life history is whether prolonged childhood evolved to facilitate learning in a skill- and…”
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Use of hare bone for the manufacture of a Clovis bead by Surovell, Todd A., Litynski, McKenna L., Allaun, Sarah A., Buckley, Michael, Schoborg, Todd A., Govaerts, Jack A., O’Brien, Matthew J., Pelton, Spencer R., Sanders, Paul H., Mackie, Madeline E., Kelly, Robert L.

“…A tubular bone bead dating to ~ 12,940 BP was recovered from a hearth-centered activity area at the La Prele Mammoth site in Converse County, Wyoming, USA…”
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Current evidence allows multiple models for the peopling of the Americas by Potter, Ben A, Baichtal, James F, Beaudoin, Alwynne B, Fehren-Schmitz, Lars, Haynes, C Vance, Holliday, Vance T, Holmes, Charles E, Ives, John W, Kelly, Robert L, Llamas, Bastien, Malhi, Ripan S, Miller, D Shane, Reich, David, Reuther, Joshua D, Schiffels, Stephan, Surovell, Todd A

“…Some recent academic and popular literature implies that the problem of the colonization of the Americas has been largely resolved in favor of one specific…”
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An Independent Evaluation of the Younger Dryas Extraterrestrial Impact Hypothesis by Surovell, Todd A., Holliday, Vance T., Gingerich, Joseph A. M., Ketron, Caroline, Haynes, C. Vance, Hilman, Ilene, Wagner, Daniel P., Johnson, Eileen, Claeys, Philippe

“…Based on elevated concentrations of a set of "impact markers" at the onset of the Younger Dryas stadial from sedimentary contexts across North America,…”
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Making a point: wood- versus stone-tipped projectiles by Waguespack, Nicole M., Surovell, Todd A., Denoyer, Allen, Dallow, Alice, Savage, Adam, Hyneman, Jamie, Tapster, Dan

“…What are the advantages of equipping a wooden arrow with stone, rather than just using the sharpened wooden tip? Very few it seems. In a series of…”
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Absence of geochemical evidence for an impact event at the Bølling-Allerød/Younger Dryas transition by Paquay, François S, Goderis, Steven, Ravizza, Greg, Vanhaeck, Frank, Boyd, Matthew, Surovell, Todd A, Holliday, Vance T, Haynes, C. Vance Jr, Claeys, Philippe

“…High concentrations of iridium have been reported in terrestrial sediments dated at 12.9 ka and are interpreted to support an extraterrestrial impact event as…”
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Paleolithic Population Growth Pulses Evidenced by Small Animal Exploitation by Stiner, Mary C., Munro, Natalie D., Surovell, Todd A., Tchernov, Eitan, Bar-Yosef, Ofer

“…Variations in small game hunting along the northern and eastern rims of the Mediterranean Sea and results from predator-prey simulation modeling indicate that…”
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Standardizing Infra-red Measures of Bone Mineral Crystallinity: an Experimental Approach by Surovell, Todd A., Stiner, Mary C.

“…Three experiments demonstrate that infra-red spectroscopic measures of bone mineral crystallinity are partially dependent upon sample preparation methods…”
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A note on the use of temporal frequency distributions in studies of prehistoric demography by Surovell, Todd A., Brantingham, P. Jeffrey

“…Temporal frequency distributions of archaeological sites and radiocarbon dates are commonly used as proxies for prehistoric population levels based on the…”
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Correcting temporal frequency distributions for taphonomic bias by Surovell, Todd A., Byrd Finley, Judson, Smith, Geoffrey M., Brantingham, P. Jeffrey, Kelly, Robert

“…In this paper, we expand upon a prior study [Surovell, T.A., Brantingham, P.J., 2007. A note on the use of temporal frequency distributions in studies of…”
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Simulating Coastal Migration in New World Colonization by Surovell, Todd A.

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Mobility at the scale of meters by Surovell, Todd A., O'Brien, Matthew

“…When archeologists discuss mobility, we are most often referring to a phenomenon that operates on the scale of kilometers, but much of human mobility, at least…”
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Dukha Mobility in a Constructed Environment: Past Camp Use Predicts Future Use in the Mongolian Taiga by Haas, Randall, Surovell, Todd A., O'Brien, Matthew J.

“…Diverse theoretical perspectives suggest that place plays an important role in human behavior. One recent perspective proposes that habitual and recursive use…”
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Early Paleoindian Women, Children, Mobility, and Fertility by Surovell, Todd A.

“…If we take the archaeological record at face value, the colonization of unglaciated North America appears to have been very rapid. The highly consistent dating…”
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