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Dr. John P. Hart

Curator Emeritus
john.hart@nysed.gov
518-474-3895

My research has focused primarily on the histories of maize, bean, and squash in New York and the greater Northeast and the interactions of human populations with these crops. Through collaborations with numerous colleagues both at the Museum and other institutions, this research resulted in new understandings of these histories and interactions. A primary focus has been on charred cooking residues adhering to the interior surfaces of pottery sherds in the collections of the Museum. These residues contain microfossil evidence (phytoliths, starch, lipids) of the plants cooked in the pots. In addition the residues can be directly radiocarbon dated through accelerator mass spectrometry. These methods and techniques have provided new evidence that is radically altering our understandings of the histories of agriculture in New York State. Theory building to develop understandings of these new histories is another focus. This research has broad implications for Native American history in New York and the greater Northeast.

Most recently I have been working with colleagues on Social Network Analyses (SNA) of northern Iroquoian sites dating from A.D. 1350 to 1650. SNA is a formal graphing method, which in archaeology is used to identify relationships between sites based on similarities of artifact assemblages. This research is helping to build new understandings of interactions between village populations and how these interactions changed through time during the last centuries before and then after European involvements.

Publications

2025

J. Hart, K. Taché, R. Tremblay, A. Lucquin, M. Admiraal, O. Craig 2025, Farmers with a Taste for Fish: New Insights into Iroquoian Foodways at the Dawson Site, American Antiquity 90, 157-173. 10.1017/aaq.2024.51

2024

Hart, J., 2024. New Trends in Prehistoric North-eastern North American Agriculture Evidence: A View from Central New York, in: Lee-Thorp, J., Katzenberg, M. (Eds.), Oxford Handbook of the Archaeology of Diet. Oxford University Press, New York, pp. 367-384.
J. Hart, J. Birch, S. Manning, B. Lorentzen 2024, Evaluating the Timing of Early Village Development in New York: More Dates from Classic New York Sites, Radiocarbon 66, 18-45. 10.1017/RDC.2024.10
J. Hart 2024, Revisiting the Roundtop Site: Toward a More Complete Occupational History, Archaeology of Eastern North America 52, 21-36.
J. Hart 2024, A Rapid Dispersal of Maize from the Great Plains to Northeastern North America, Quaternary Science Reviews 345, 109049. 10.1016/j.quascirev.2024.109049

2023

J. Hart 2023, Effects of charring on squash (Cucurbita L) seed morphology and compression strength: Implications for paleoethnobotany, Journal of Archaeological Science: Reports 49, 104017. 10.1016/j.jasrep.2023.104017
J. Hart 2023, Human and dog Bayesian dietary mixing models using bone collagen stable isotope ratios from ancestral Iroquoian sites in southern Ontario, Scientific Reports 13, 7177. 10.1038/s41598-023-34216-6
J. Hart, S. Winchell-Sweeney 2023, Resetting Archaeological Interpretations of Precontact Indigenous Agriculture: Maize Isotopic Evidence from Three Ancestral Mohawk Iroquoian Villages, American Antiquity 88, 497–512. 10.1017/aaq.2023.44
J. Hart, J. Birch, C. Gates-St-Pierre 2023, Social Network Analysis of Iroquoian Sites in the St. Lawrence River Valley: AD 1400–1600, Journal of Historical Network Research 8, 98–144. 10.25517/jhnr.v8i1.71
J. Hart, J. Birch, S. Manning, B. Lorentzen 2023, Updating the classic New York Lamoka Lake and Scaccia sites: refined chronologies through AMS dating and Bayesian modeling, Radiocarbon 65, 789-808. 10.1017/RDC.2023.37