Climate, Vegetation and Caribou of North-Eastern North America from 16.5K to 7K C14 BP
Canadian Archaeological Association, Annual Meeting Ottawa, ON/Gatineau, QC, May 2017

Carrying Barrenland Caribou Herd and Hunter Migration Route Analogies to Great Lakes States, New England and Appalachia
Canadian Archaeological Association, Annual Meeting London, ON, May 2014

Reconstructing Great Lakes Caribou Ranges
Ontario Association of Archaeologists, 2012

Petroglyphs – Dating the Other 95% Of Rock Art
Society for American Archaeology, Sacramento, California, March 30—April 3, 2011

Dating Pictographs and Petroglyphs: A New Non-Destructive Method using High-Resolution Pigment and Pocked Particle Photography
Canadian Archaeological Association, Calgary, April 28 – May 2, 2010

Dating Pictographs: A New Non-Destructive Field Method Using High Resolution Pigment Photography
Society for American Archaeology, 2009

Dating Pictographs And Petroglyphs With AMS Carbon-Dated Charcoal, Bone And Pland Specks Associated With Fallen Pigment Dust, Droplets Or Rock Fragments: A Non-Destructive Field Technique Using High Resolution Photofiltering of 20×50 Cm Rectangular Soil Peels Below The Rock Art
World Archaeological Congress, 2008

The Navajo-Apache Are Ancestral Chipewyan Canadians: New Support for Two Routes to the American Southwest

Society for American Archaeology, Vancouver, British Columbia, 2008