From Foraging to Farming in the AndesArcheologists have always considered the beginnings of Andean civilization from ca. 13,000 to 6,000 years ago to be important in terms of the appearance of domesticated plants and animals, social differentiation, and a sedentary lifestyle, but there is more to this period than just these developments. During this period, the spread of crop production and other technologies, kinship based labor projects, mound building, and population aggregation