The standard story of human social evolution doesn't match the evidence
Graeber and Wengrow open by attacking a narrative they say dominates both popular and much academic thinking: that humans lived as small, roughly egalitarian bands of hunter-gatherers for nearly all of history, until agriculture around 10,000 years ago forced denser populations, surplus accumulation, and eventually hierarchy, kings, and the state as more or less inevitable byproducts of scale.
They argue archaeological evidence increasingly contradicts nearly every link in this chain: some hunter-gatherer societies built monumental structures and had pronounced social hierarchies long before agriculture, some early agricultural societies remained remarkably egalitarian for millennia, and the emergence of cities and states didn't follow a single consistent template across different regions and eras.
Rather than one linear path from equality to hierarchy, the authors describe a landscape of enormous experimentation, with different societies trying, discarding, and returning to wildly different social arrangements across thousands of years, none of it moving in lockstep toward an inevitable destination.
Takeaway: history isn't a staircase toward hierarchy — it's a much messier record of humans actively trying out different ways to live together.