Karen L. van Niekerk

ORCID: 0000-0003-2261-6861
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About
Contact & Profiles
Research Areas
  • Pleistocene-Era Hominins and Archaeology
  • Archaeology and ancient environmental studies
  • Forensic Anthropology and Bioarchaeology Studies
  • Archaeology and Rock Art Studies
  • Geology and Paleoclimatology Research
  • Maritime and Coastal Archaeology
  • Evolution and Paleontology Studies
  • Wildlife Ecology and Conservation
  • Building materials and conservation
  • Paleontology and Evolutionary Biology
  • Microbial Metabolism and Applications
  • Primate Behavior and Ecology
  • Geological formations and processes
  • Supercapacitor Materials and Fabrication
  • Indigenous Studies and Ecology
  • Antibiotic Resistance in Bacteria
  • Reading and Literacy Development
  • Early Childhood Education and Development
  • Cultural Heritage Management and Preservation
  • Dutch Social and Cultural Studies
  • Archaeological Research and Protection
  • Mercury impact and mitigation studies
  • Marine animal studies overview
  • Child Development and Digital Technology
  • Agriculture and Rural Development Research

University of Bergen
2013-2024

University of the Witwatersrand
2015-2023

Faculty of 1000 (United States)
2021

Centre For Development Studies
2009-2014

Archéologies et Sciences de l’Antiquité
2004

Stony Brook University
2004

State University of New York
2004

Histoire Naturelle de l’Homme Préhistorique
2004

Council for Scientific and Industrial Research
2004

Iziko Museums of South Africa
2001

There are two competing models for the emergence of modern human behavior: first, a late in Africa or Eurasia at ∼50 to 40 thousand years ago (ka), and second, gradual transition between 250 50 ka ([ 1 ][1]). In both models, personal ornaments art unquestioned

10.1126/science.1095905 article EN Science 2004-04-15

Early humans mixed and stored ochre pigments in shells 100,000 years ago, an indication of the emergence higher planning.

10.1126/science.1211535 article EN Science 2011-10-13

Surveys for archaeological sites in the De Hoop Nature Reserve, southern Cape, South Africa resulted discovery of a cave complex comprising two locations, Klipdrift Cave and Shelter.Excavations commenced 2010 with Later Stone Age deposits initially being recovered at former site Middle latter.The lithic component Shelter is consistent Howiesons Poort, technological recorded number Africa.The age these Shelter, obtained by single grain optically stimulated luminescence, spans period 65.5 AE...

10.1016/j.jas.2014.01.033 article EN cc-by-nc-nd Journal of Archaeological Science 2014-02-15

The archaeological record shows that typically human cultural traits emerged at different times, in parts of the world, and among hominin taxa. This pattern suggests their emergence is outcome complex nonlinear evolutionary trajectories, influenced by environmental, demographic, social factors, need to be understood traced regional scales. application predictive algorithms using paleoenvironmental data allows one estimate ecological niches occupied past populations identify niche changes...

10.1073/pnas.1620752114 article EN Proceedings of the National Academy of Sciences 2017-07-24

Heating stone to enhance its flaking qualities is among the multiple innovative adaptations introduced by early modern human groups in southern Africa, particular during Middle Stone Age Still Bay and Howiesons Poort traditions. Comparatively little known about role impact of this technology on behaviors cultural expressions, due, part, lack comprehensive studies archaeological assemblages documenting heat treatment stone. We address issue through an analysis procedure used for heating a...

10.1371/journal.pone.0163874 article EN cc-by PLoS ONE 2016-10-19

The Middle Stone Age (MSA) of southern Africa, and in particular its Still Bay Howiesons Poort lithic traditions, represents a period dramatic subsistence, cultural, technological innovation by our species, Homo sapiens. Climate change has frequently been postulated as primary driver the appearance these innovative behaviours, with researchers invoking either climate instability reason for development buffering mechanisms, or environmentally stable refugia providing setting experimentation....

10.1371/journal.pone.0157408 article EN cc-by PLoS ONE 2016-07-06

Characteristically shaped bifacial points are stone artefacts with which the Middle Stone Age Still Bay techno-complex in Southern Africa is identified. Traditional approaches such as chaîne opératoire and two-dimensional metrics combination attribute analyses have been used to analyse variability within point assemblages. Here we develop a protocol extract high resolution 3-dimensional geometric morphometric information about morphology. We also investigate ways independent variables of...

10.1371/journal.pone.0132428 article EN cc-by PLoS ONE 2015-07-02

Abstract The archaeological assemblage recovered from the Middle Stone Age (MSA) levels in Blombos Cave, South Africa, is central to our understanding of development early modern humans. Here, we demonstrate that cultural and technological innovations inferred Cave MSA record also correlate with significant shifts site use occupational intensity. Through a comprehensive geoarchaeological investigation three occupation phases, identified distinct diachronic trends frequency visits modes...

10.1017/qua.2020.75 article EN cc-by Quaternary Research 2020-11-13

The Blombos Cave, located on the southern coast of South Africa, is a key site for understanding behavioural evolution modern humans during Middle Stone Age. This study examines seasonal timing shellfish collection and marine climate's seasonality near Cave through stable oxygen isotope analysis gastropod Turbo sarmaticus. By analyzing δ18O values in sequential growth increments of T. sarmaticus shells from archaeological layers, we reconstruct past sea...

10.5194/egusphere-egu25-16739 preprint EN 2025-03-15

Colour plays an eminent role in beadwork. modifications are reported on early shell beads from Middle Stone Age sites. However, identifying the colouring agent and demonstrating intentional nature of process is not straightforward. Here, we provide analytical data colour structural observed Nassarius kraussianus (Nk) collected modern thanatocoenoses shells same species experimentally heated oxidizing reductive atmospheres. Comparison with Nk 72 ka old levels Blombos Cave, South Africa,...

10.1111/arcm.12072 article EN Archaeometry 2013-11-20

10.1080/0067270x.2011.609610 article EN Azania Archaeological Research in Africa 2011-11-08
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