Jim Ahern
Associate Professor | jahern@uwyo.edu

Biological Anthropology, Human Evolution, Europe, Africa, Neandertals and Modern Human Origins, Hominin Origins and Australopithecines, Human Variation, Sexual Dimorphism, Small, Fragmentary Fossil Samples, Systematics, Species Concepts Variation: Inter- and Intra-specific

Paleoindian Archaeology, Ancient Human Responses to Climate Change,
Human Behavioral Ecology

Cultural Evolution, Forager Subsistence--specifically plant and small animal resources, technology--especially chipped stone tool remodeling strategies, regional distributions archeology, archeology of gender, peopling of North America and Paleoindian prehistory, archeology of closed sites, field methodsespecially computerized data collection

Spatial distribution and variation of surface archaeology across the landscape using geographic information systems; Chipped stone technological organization, particularly debitage and minimum analytical nodules; Understanding Rocky Mountain and Plains prehistory through analysis of intensively excavated stratified archaeological sites; The investigation of early to mid-Holocene house pit structures throughout the west; Paleoindian to Archaic transition in the Rockies and the Plains

Research and teaching in Northwest Plains archaeology, especially the study of Late Prehistoric/Plains Indian cultures and the archaeology of Early Historic Frontier expansion, bison ecology and faunal analysis; site dating and paleoclimatic reconstruction using dendrochronology; hunter-gatherer adaptation in semiarid environments; ethnobotany; geoarchaeology; archaeological applications of remote sensing; computer applications of statistical analysis and other quantitative techniques; computerized digital imagery analysis; museum display techniques.

Human Behavioral Ecology, New World Colonization, Lithic Technology, Human Demography, Subsistence, Pleistocene Extinctions, Geoarchaeology, Archaeological Modeling

Hunter-Gatherer Ecology, Paleoindian Archaeology, Zooarchaeology, Behavioral Ecology, Subsistence Strategies, Pleistocene Extinctions

Fluvial Geomorphology, Sediment Transport and Channel Change, Remote Sensing of Rivers, Geostatistics

Palynology, Vegetation History, Paleoecology, and Paleoclimatology

Synoptic and Dynamic Climatology, Environmental Change, Paleoclimatology, Visualization

Stable Isotope Ecology, Megafauna, Paleodietary Reconstruction, Ancient Food Webs and Trophic Level

Isotope Geology, Energy Impacts on Environment, Carbon Sequestration

Glaciology, Geomorphology, Cold Regions Hydrology, Landscape Modeling

Modern Sedimentary Processes, Quantifying Rates of Landscape Evolution, Fluvial and Submarine Channel Systems, Physical Habitats in Fluvial & Aquatic Environments

Landscape Erosion and Weathering, Cosmogenic Isotopes, Effects of Humans and Natural Processes on Species/Habitat Linkages

Abrupt Climate Change, Impacts on Water, Impacts on Ecosystems, Lake-Level Fluctuations, Vegetation History

Structural Geology, Neotectonics, Geologic Mapping, Fault-related Rocks

Isotope Geology, Volcanology

Geological Modeling, Fluid Flow Simulation, Hydrogeology, Geostatistics, Scientific Computing