Fundamentals

Liberal perfectionism: what it is and where its limits lie

By Daniel Sardá · Published on June 12, 2026

6 min read1,235 words

Liberal perfectionism holds that a free society can promote certain human goods. The decisive question is how to do that without turning the idea into tutelage or abuse of power.

Liberal perfectionism is a position in political philosophy that combines two ideas that can seem hard to reconcile at first glance. On one hand, it defends individual freedoms and limits on power. On the other, it holds that there are valuable human goods and that the state does not have to remain completely neutral toward them.

The question it raises is not whether people should be perfect. It is a different one: can institutions promote conditions that help people live well without imposing a single way of life?

That tension explains both the appeal of the proposal and its risks. Liberal perfectionism tries to recognize that freedom needs favorable social conditions, but it also opens a delicate debate about who gets to define what is valuable and how far public power may go.

Key idea: Liberal perfectionism does not aim at flawless people; it asks whether a liberal state can promote certain human goods without ceasing to respect freedom.

What liberal perfectionism means

In moral philosophy, a perfectionist theory holds that some goods objectively contribute to human flourishing. Knowledge, friendship, autonomy or participation in worthwhile activities can count as good not only because someone wants them, but because they enrich a life.

Translated into politics, this idea challenges a general prohibition: that the state should never act for reasons tied to a conception of the good life. A liberal perfectionist can accept that institutions favor conditions for autonomy, education or access to valuable options, as long as they remain within limits compatible with rights and liberties.

This is what sets it apart from an authoritarian doctrine. The word liberal matters: promoting the good does not automatically grant permission to control private life, eliminate pluralism, or use any means whatsoever. The discussion takes place within liberal philosophy, not outside it.

Perfectionism can also be pluralist. Recognizing objective goods does not mean claiming that there is only one correct life. There can be many valuable projects, even incompatible ones, and each person should have broad room to shape their own existence.

It is not psychological perfectionism

In everyday language, perfectionism usually describes a personal tendency: demanding too much of oneself, fearing mistakes or seeking flawless results. That psychological phenomenon is not what this political current is about.

Liberal perfectionism also does not say that everyone must achieve extraordinary excellence. Its object is more institutional: it asks whether laws and policies can facilitate human goods or whether they should remain neutral toward different conceptions of a fulfilled life.

The shared word can cause confusion. In one case, “perfectionism” names a problematic relationship with personal performance. In the other, it identifies a thesis about the good and the justification of public action.

How it differs from state neutrality

An important part of contemporary liberalism defends some form of state neutrality. On this view, political power should not justify its decisions by appealing to controversial conceptions of the good life, especially when reasonable citizens disagree about religion, morality or personal projects.

Liberal perfectionism rejects the idea that this neutrality must operate as an absolute rule. Its defenders argue that no institution is completely indifferent to human goods: designing an education system, protecting certain liberties or maintaining public spaces already presupposes judgments about the capacities worth preserving.

Still, rejecting general neutrality does not mean that any official preference is legitimate. A policy can claim to promote the good and still discriminate, favor the tastes of an elite, or unfairly restrict a minority. That is why disagreement with political liberalism vs economic liberalism does not eliminate the need for public justification, rights and institutional checks.

Useful distinction: Allowing reasons based on human goods does not mean authorizing any intervention. The purpose of a measure and the means used must be assessed separately.

Autonomy, the good and paternalism

Joseph Raz, the central figure in contemporary liberal perfectionism, places autonomy at the center of his proposal. To be autonomous is not merely to choose without obstacles. It also requires capabilities and a sufficient range of valuable options in order to shape one’s own life.

From this perspective, expanding opportunities can strengthen freedom. An institution that makes access to knowledge easier or creates conditions for diverse projects can increase the real capacity to choose. But the same declared intention can produce the opposite effect if it manipulates decisions or eliminates legitimate alternatives.

This is where the difference with paternalism appears. In general terms, a paternalistic action interferes with someone’s freedom or autonomy, without consent, while claiming to act for that person’s own good. Promoting goods does not always meet those conditions.

Consider a hypothetical example. Creating a public library expands options that people can use or reject. Banning certain books for adults in order to prevent them from making decisions deemed mistaken restricts options for their supposed benefit. Both measures express a cultural valuation, but only the second clearly raises a paternalistic problem.

The boundary is not always so visible. Incentives, choice architecture and selective funding can also steer behavior without resorting to a prohibition. The fact that a measure is not openly coercive does not guarantee that it respects individual independence.

Authors and positions in the debate

Raz is the best-known reference for this current, especially for his defense of an autonomy linked to valuable options and suitable social conditions. George Sher and Steven Wall have also developed notable defenses of political perfectionism.

By contrast, authors associated with political liberalism and neutrality, such as John Rawls and Charles Larmore, help formulate the central objection: in societies marked by reasonable disagreement, the state should avoid justifying its power through controversial ideals that some citizens do not share.

This map does not divide those who value freedom from those who do not. The disagreement is about how to protect it. For the perfectionist, an overly strict neutrality can leave out the conditions that make an autonomous life possible. For its critics, allowing the state to judge which lives are better can dangerously expand its discretion.

The decisive issue: institutional limits

The strength of liberal perfectionism is that it reminds us that freedom does not occur in a vacuum. The available options, education, norms and institutions all affect each person’s ability to build a personal project. Ignoring those conditions is also a political choice.

Its potential weakness is equally clear. Those in power can confuse human goods with private preferences, present group interests as common ideals, or use noble ends to justify state coercion. The risk grows when there are no enforceable rights, separation of powers, open deliberation or mechanisms to correct abuse.

Warning: The real test of liberal perfectionism is not whether its ends sound valuable, but whether its limits still hold when power is in the hands of people who define the good differently.

That is why the debate is not settled by saying that the state must promote the good, nor by demanding neutrality under every circumstance. It requires more specific questions: which goods can be legitimately recognized, through which instruments, under what controls, and how much space each person retains to disagree.

Liberal perfectionism remains liberal only as long as the promotion of valuable conditions does not turn citizens into raw material for an official project. Its contribution is to show that autonomy and human good are connected. Its challenge is to prevent that connection from becoming tutelage.