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Charles Tilly

Summary

Charles Tilly (1929–2008) was an American sociologist and political scientist who, with Sidney Tarrow and Doug McAdam, developed the contentious politics research program at the Cornell Workshop on Contentious Politics; he is the originator of the repertoires of contention concept (protesters draw on a learned set of familiar forms, not an unbounded tactical menu) and the WUNC formula (the worthiness, unity, numbers, commitment display that makes a public demonstration legible to opponents and allies).

Key idea in this wiki

  • The WUNC formula is the wiki’s working test for what makes a public demonstration legible and effective; it underwrites the-campaign-cycle and the case-study pages [source: dynamics-of-contention].
  • The “repertoires of contention” framing — that protesters draw on a learned set of familiar forms — is the conceptual ancestor of methods-of-nonviolent-action; Sharp’s 198-methods taxonomy is the practitioner operationalisation of the repertoire concept.
  • The contentious politics framework underwrites the wiki’s civil-resistance, nonviolent-direct-action, and strategic-effectiveness-method concept pages.
  • Tilly’s state-centred and opportunity-structure analyses are the lineage behind the wiki’s power-analysis concept.

Why campaigners read him

Campaigners read Tilly because contentious politics — the analytic move of putting mass protest, strikes, marches, and petitions into the same field as lobbying, voting, and party-building — reframes campaigns as recurrent, modal, and comparable phenomena rather than as one-off events. The WUNC display (worthiness, unity, numbers, commitment) is the practitioner’s quick test for whether a public demonstration is legible to the opponent, the media, and the bystander — and is the wiki’s working answer to the recurring question of why some protests land and others don’t. The repertoires of contention idea is the working answer to the recurring question why don’t we see more variety in what movements do? — the answer is that movement actors learn a limited menu from prior movements and rarely invent new forms. The wiki applies Tilly’s WUNC logic to demonstration design in the-campaign-cycle and treats the contentious politics triad (Tilly-Tarrow-McAdam) as the wiki’s primary academic scaffold for civil-resistance and cycles-of-protest [source: dynamics-of-contention].

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Open Questions

  • 2026-07-03 — A primary Tilly source page is not yet in the corpus; the framing here is grounded in the Tarrow source page and the wiki’s existing contentious-politics concept pages.

Sources & verification

  • [tilly-contentious-politics](sourcing target — source page pending) — primary work, link-only

Last verified: 2026-07-03