Q2(c) · UPSC Civil Services Mains 2015 · Anthropology GS 1 · 15 marks · 1 min read

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How do diffusionism and evolutionism differ as explanations of Culture Change?

Topic: Historical particularism (Boas). Syllabus: (b) Historical particularism (Boas); Diffusionism (British, German and American) Same official PYQ from year-wise 2015 and Historical particularism (Boas).

Revision summary

Evolutionism treats change as internal progress or energy growth. Diffusionism treats change as movement of traits from a source. Extreme Egyptocentric diffusion failed. Boas used cautious diffusion as culture history. Most real change mixes local development and contact.

Model answer

Copper italics in this answer — like this — are the key facts. Each one is unpacked in the Facts & figures rail.

Introduction

Evolutionism explains change as internal development along stages. Diffusionism explains change as traits travelling from a centre. They answer different questions about the same pots and myths.

Body

Evolutionism

  • Tylor and Morgan treated culture as progressive. Independent invention could produce similar stages.
  • Change is mainly from within: new technique, new family, new gods as society grows more complex.
  • White later measured evolution by energy capture. Steward allowed many lines, still developmental.

Diffusionism

  • Graebner and the Kulturkreis school mapped trait complexes moving as packages.
  • British Elliot Smith and Perry overplayed Egypt as the single source of civilisation.
  • American Boas and Kroeber used diffusion without the Egypt story: a trait has a history of contact.

The difference that matters

  • Evolution asks how a form grows in place. Diffusion asks from where it was borrowed.
  • Goldenweiser limited parallelism. A canoe design may spread; a state may still evolve locally.
  • Good method names both: Childe’s Neolithic spread is diffusion of a package; urbanism also has local take-off.

Flow diagram

flowchart TD
  CH[Culture change] --> EV[Evolution internal stages]
  CH --> DF[Diffusion borrowed traits]
  EV --> T[Tylor Morgan White]
  DF --> K[Kulturkreis Kroeber]

Conclusion

Evolutionism writes change as development. Diffusionism writes it as borrowing. Culture change in the field is usually a mix of the two.

Quick related

Students also ask

  • Does diffusion deny human inventiveness?

    Only the extreme form does. Moderate diffusion admits invention at a centre and then travel.

  • Can both be true for one trait?

    Yes. Pottery may be invented once, then diffuse, then evolve new shapes in each valley.

Same topic · past papers

UPSC has asked this before

These previous-year questions sit on the same topic. Open one to practise the earlier ask.

  1. 2025 · Q4(c) · Anthropology GS 1 · 15 marks

    Critically examine James Frazer's theory of evolutionism. Elucidate the place of religion in modernity

    View answer →

  2. 2024 · Q2(a) · Anthropology GS 1 · 20 marks

    Discuss historical particularism as a critical development to the classical evolutionism.

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More from this topic

Q1(c) · UPSC Mains 2021 · Anthropology GS 1 · 10 marks · Solution

Historical Particularism and Franz Boas

Historical particularism (Boas)

Historical particularism treats each culture as a unique historical product. Boas rejected Morgan–Tylor unilinear stages. Diffusion and invention must be proved, not assumed from similarity. Race, language, and culture are independent. Heirs used culture areas and texts; the risk is trait-listing.

Q1(e) · UPSC Mains 2015 · Anthropology GS 1 · 10 marks · Solution

Historical Particularism.

Historical particularism (Boas)

Boas treated each culture as a unique historical product. Unilinear stages of Morgan and Tylor were rejected. Method was fieldwork, language, and trait history. Kroeber and Lowie spread culture-area work. The limit is description without later controlled comparison.

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