Daily Archives: October 26, 2015

Evolution of Social Learning and the Origin of Human Cumulative Culture

Because culture requires transmission of information between individuals, thinking about the origin of culture has mainly focused on the genetic evolution of abilities for social learning. Current theory considers how social learning affects the adaptiveness of a single cultural trait, … Continue reading

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The Complexity of Wicked Problems in Large Scale Change

This paper 1) elaborates the framework of organizational change to extend the traditional boundaries of organizational change to include large system change (LSC) requiring multi-sector interventions; 2) integrates, synthesizes, and describes different dimensions of complex adaptive systems (CAS) and wicked … Continue reading

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Human Cumulative Cultural Evolution as a Form of Distributed Computation

Cumulative culture is the engine that drives the remarkable power of the global human computer. It enables societies to act as extremely powerful computers by ratcheting up technological and other cultural innovations. Once culture can accumulate, the ability of a … Continue reading

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Sociality Influences Cultural Complexity

Archaeological and ethnohistorical evidence suggests a link between a population’s size and structure, and the diversity or sophistication of its toolkits or technologies. Addressing these patterns, several evolutionary models predict that both the size and social interconnectedness of populations can … Continue reading

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Group Size and Cultural Complexity

A decade ago, Henrich proposed group size as a driver of cultural complexity. Derex et al. now present experimental results they say support this ‘group size hypothesis’ by seemingly showing that larger groups perform better than smaller groups under imitation-based … Continue reading

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Inequality and Visibility of Wealth in Social Networks

Humans prefer relatively equal distributions of resources, yet societies have varying degrees of economic inequality. To investigate some of the possible determinants and consequences of inequality, here we perform experiments involving a networked public goods game in which subjects interact … Continue reading

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