Political Philosophy
Political / Justice Theory
This guide helps you get your bearings in Political / Justice Theory before you start exploring the interactive timeline, framework graph, and concept maps.
Before You Dive In
- Modern justice theory was reignited by Rawls's "A Theory of Justice" (1971) — nearly every subsequent position defines itself in relation to it.
- The core debate is between liberal egalitarianism (Rawls), libertarianism (Nozick), communitarianism (Sandel, Walzer), and utilitarianism about distributive justice.
- Start with Rawls's "original position" and "veil of ignorance" thought experiment — it's the single most influential device in contemporary political philosophy.
- The field has expanded beyond distributive justice to include recognition (Fraser), capabilities (Sen, Nussbaum), and global justice (Pogge, Beitz).
- Justice theory is not just abstract — it directly informs debates about healthcare, taxation, reparations, immigration, and climate policy.
Key Terms to Know
Veil of ignoranceRawls's thought experiment: choose principles of justice without knowing your place in society.
Difference principleRawls's principle that inequalities are just only if they benefit the least advantaged members of society.
Entitlement theoryNozick's libertarian view that justice is about how holdings were acquired and transferred, not their distribution.
Capabilities approachSen and Nussbaum's framework measuring justice by what people are actually able to do and be.
Luck egalitarianismThe view that justice requires neutralizing the effects of brute luck on people's life prospects.
Common Confusions
Thinking Rawls argued for strict equality — the difference principle explicitly allows inequality when it benefits the worst-off.
Confusing justice theory with legal justice — philosophical justice theory is about the principles that should govern social institutions, not courtroom procedure.
Assuming libertarianism (Nozick) and utilitarianism are the only alternatives to Rawls — communitarianism, republicanism, and the capabilities approach offer distinct alternatives.
Recommended Reading
A Theory of Justice— John Rawls
1971Anarchy, State, and Utopia— Robert Nozick
1974The Idea of Justice— Amartya Sen
2009How to Use the Interactive View
1
Explore the timeline
Open the interactive view and scan the framework timeline. Which frameworks came first? Which ones overlap? Where are the big transitions?
2
Read the articles
Click into individual frameworks to read what each one claims, where it came from, and how it relates to its neighbors.
3
Check the concept map
See how the key ideas within a framework connect. This is useful for figuring out what to learn first and what depends on what.
4
Test yourself
Take the quiz for any framework you've read about. It's a quick way to find out whether you actually understood the core ideas or just skimmed them.