Martha Finnemore & Kathryn Sikkink

Finnemore and Sikkink's central contribution: norms evolve through a three-stage process of (1) *norm emergence*, (2) *norm cascade*, and (3) *internalization*. Each stage is governed by different actors, motives, and behavioral logics. Emergence is driven by norm entrepreneurs persuading a critical mass of states; the cascade is a rapid, contagion-like socialization among the remaining states; internalization is the stage at which conformance becomes taken-for-granted and habitual, no longer the subject of broad public debate. Crucially, they argue the social-construction process is often *rational and strategic*, not opposed to rationality. **Key work:** Finnemore, M. & Sikkink, K. (1998). "International Norm Dynamics and Political Change," *International Organization* 52(4), 887-917. DOI: 10.1162/002081898550789.

Norms do not arise spontaneously; they are actively built by *norm entrepreneurs* (individuals, NGOs, epistemic communities, or states) who frame issues, name problems, and persuade. Entrepreneurs typically work from an *organizational platform* (an international organization, a treaty body, a coalition) that amplifies their message and gives it standing. The framing contest at the emergence stage determines whether a candidate norm gains traction. **Key work:** Finnemore & Sikkink (1998), same article; reinforced in Finnemore, M. (1996), *National Interests in International Society* (Cornell UP), which shows how international organizations teach states new interests.

Between emergence and cascade lies a *threshold or tipping point*: once roughly a third of states (especially "critical states" without which the norm's purpose is compromised) adopt a norm, a cascade of socialization follows in which states adopt the norm in order to enhance legitimacy, reputation, and esteem, often through peer pressure and the desire to belong to a community of states. This explains why norm adoption is frequently non-linear and sometimes surprisingly fast. **Key work:** Finnemore & Sikkink (1998).

Finnemore and Sikkink are foundational figures of IR constructivism. Their position holds that state interests are not fixed and exogenous but are *socially constructed* through interaction, learning, and the diffusion of shared understandings of appropriate behavior (the *logic of appropriateness*). Norms shape what actors regard as legitimate, which in turn shapes identity and interest. **Key work:** Finnemore, M. & Sikkink, K. (2001). "Taking Stock: The Constructivist Research Program in International Relations and Comparative Politics," *Annual Review of Political Science* 4, 391-416. DOI: 10.1146/annurev.polisci.4.1.391.

Sikkink's later work documents a global shift toward holding individual state officials criminally accountable for human-rights violations, a "justice cascade" that spread through transnational advocacy and prosecution. It demonstrates the life-cycle model operating empirically on a hard case (sovereignty-eroding accountability), and shows how new norms can be both principled and strategically advanced. **Key work:** Sikkink, K. (2011), *The Justice Cascade: How Human Rights Prosecutions Are Changing World Politics* (Norton); see also Lutz & Sikkink, "The Justice Cascade," DOI: 10.4324/9781351155526-6.

Finnemore and Sikkink's frameworks are embedded in the broader transnational-advocacy literature: the *boomerang* and *spiral* models (Keck & Sikkink; Risse, Ropp & Sikkink) describe how domestic actors blocked at home reach across borders to mobilize transnational networks and international norms that pressure their own governments from outside and above. **Key work:** Risse, T. & Sikkink, K. (1999), "The socialization of international human rights norms into domestic practices," in *The Power of Human Rights*, DOI: 10.1017/cbo9780511598777.002; Keck, M. & Sikkink, K. (1998), *Activists Beyond Borders* (Cornell UP).