Margie M. Burton (Ph.D. 2004, University of California, San Diego) has been Research Director at the San Diego Archaeological Center since 2005. She has participated in archaeological field projects in Israel and San Diego County, California and was Principal Investigator for a National Science Foundation research project aimed at understanding hunter-gatherer grinding technology through experimentation. Dr. Burton has presented her research results at national and international workshops and conferences and has authored and coauthored articles published in edited volumes and scholarly journals such as Radiocarbon, Journal of Field Archaeology, Nature, and Proceedings of the Society for California Archaeology. Current research collaborations include ceramic petrographic studies with Dr. Patrick Sean Quinn (University College London) and detrital zircon provenance studies of ground stone artifacts with the Arizona LaserChron Center. Her research interests focus on social evolution and collapse, craft specialization, and prehistoric ceramic and ground stone technology and function.