Thomas K. Harper

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The first steps toward maize (Zea mays subspecies mays) domestication occurred in the Balsas region of Mexico by ∼9,000 calendar years B.P. (cal B.P.), but it remains unclear when maize was productive enough to be a staple grain in the Americas. Molecular and microbotanical data provide a partial picture of the timing and nature of morphological change,(More)
This paper presents the results of a multi-scalar analysis of 1800 years of Cucuteni-Tripolye population dynamics, with particular emphasis on the rapid Western Tripolye migrations beginning c. 4150 B.C.E. that led to the development of the giant-settlement phenomenon in Central Ukraine. In addition to macro-scale population modeling, statistical analysis(More)
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