Debates on population migrations in South Asia necessarily require a consideration of the evolution of concepts on dispersals and cultural trajectories. Here, we present thoughts on the evolution of conceptual approaches and nomenclatures in Indian prehistory, with implications for current interpretations of the nature and timing of dispersals. We situate these issues in the context of our own long-term research in Tamil Nadu, with a focus on the sites of Attirampakkam and other sites in SE India.
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