---
title: "Laboratories of Democracy | Intro to American Government"
description: "Laboratories of democracy means states test new policies first, then other states or the federal government can copy, revise, or reject them in American government."
canonical: "https://fiveable.me/fundamentals-american-government/key-terms/laboratories-democracy"
type: "key-term"
subject: "Intro to American Government"
unit: "Unit 3"
---

# Laboratories of Democracy | Intro to American Government

## Definition

Laboratories of democracy are states acting as policy testing grounds in U.S. federalism. In Intro to American Government, the term describes how state governments try different solutions before national policy settles the issue.

## What It Is

Laboratories of democracy is the idea that states in the American federal system can try out new policies before the whole country adopts them. In Intro to American Government, this usually shows up as a federalism term, because power is divided between the national government and the states, and that division gives states room to experiment.

The phrase is often linked to Justice Louis Brandeis, who argued that states could test new laws like smaller-scale experiments. If one state tries a policy and it works, other states can copy it or the federal government can use it as a model. If it fails, the damage is usually limited to that one state instead of the entire country.

This is one of the biggest advantages of federalism. States can tailor policy to local needs, local values, and local conditions. A rural state, a coastal state, and a state with a huge metro area may face different problems, so they may choose different solutions for education, health care, environmental regulation, or voting access.

A simple example is marijuana policy. Some states legalized recreational or medical marijuana while the federal government kept different rules in place. That let people in government compare outcomes, like tax revenue, public safety, and enforcement costs, before a national consensus emerged.

But the phrase is not just a celebration of experimentation. Laboratories of democracy can also produce uneven rules across state lines. What counts as a success in one state might be a failure in another, and people can end up with very different rights, benefits, or regulations depending on where they live.

That is why the term sits right in the middle of the federalism debate. It highlights the tradeoff between policy innovation and national consistency. When you see this term in class, think of states as separate policy labs inside one country, each trying a different way to solve a public problem.

## Why It Matters

This term matters because it explains one of the main reasons the United States uses federalism instead of a fully centralized system. A lot of Intro to American Government is about tradeoffs, and laboratories of democracy is a clean example: decentralized power makes experimentation easier, but it can also make policy messy.

It also gives you a way to read real policy debates. When a state changes voting rules, health policy, environmental rules, or marijuana laws, the argument is often not just about the policy itself. It is also about whether states should be allowed to test different approaches before Congress acts.

The term also connects directly to how policies spread. You can trace an idea from one state, to several states, and sometimes to the national level. That process is a common pattern in American government questions because it shows how state action can shape national politics instead of just following it.

## Connections

### Federalism

Laboratories of democracy only makes sense in a federal system, where states have real policy power. If the national government controlled everything, there would be little room for state-level experimentation. This term is one of the clearest examples of federalism’s upside, because it shows how divided power can create policy variety instead of one uniform rule.

### [Policy Innovation](/fundamentals-american-government/key-terms/policy-innovation)

Policy innovation is what states are doing when they act like laboratories. One state tries a new law, program, or regulatory approach, and other governments watch the results. The connection matters because the term is not just about having different policies, it is about creating new ones that may spread if they work.

### Dual Sovereignty

Dual sovereignty means state and national governments both have authority in the same system. Laboratories of democracy depends on that arrangement because states need enough independence to test their own ideas. The phrase also helps explain why state policy can differ even when all states are part of one federal country.

### [Shelby County v. Holder](/fundamentals-american-government/key-terms/shelby-county-v-holder)

This case is a useful example of how federal and state power can shift and affect policy variation. When national oversight changes, states often gain more room to design their own rules, which can increase experimentation but also create uneven protections. It connects to laboratories of democracy because it shows the tension between local autonomy and national standards.

## On the AP Exam

On a quiz or short-answer question, you might be asked to explain why states are called laboratories of democracy or to identify a scenario where one state tests a new policy first. A strong answer names the federalism link, then explains the payoff: innovation, local tailoring, and limited risk if the policy fails.

If you get a case prompt, look for clues that one state is trying a new law while others are watching. Then explain whether the example shows experimentation, imitation by other states, or a drawback like inconsistent rules across the country.

## Key Takeaways

- Laboratories of democracy means states try new policies before the whole country does.
- The phrase is tied to federalism because states have enough power to experiment.
- If a policy works in one state, other states or the federal government may copy it.
- If a policy fails, the mistake is usually limited to that state instead of affecting everyone.
- The downside is that people can face very different rules and rights depending on their state.

## FAQs

### What is laboratories of democracy in Intro to American Government?

It is the idea that state governments serve as testing grounds for new policies in the U.S. federal system. States can try different approaches to the same problem, and the results can influence other states or national policy.

### Why are states called laboratories of democracy?

They are called laboratories because they can experiment with laws and policies on a smaller scale. That makes it easier to see what works before a policy is adopted more widely.

### What is an example of laboratories of democracy?

A common example is marijuana policy, where some states changed their laws before the federal government did. The same pattern shows up in health care, education, and voting policy when states take different approaches.

### How is laboratories of democracy related to federalism?

It is one of the biggest benefits of federalism. Because power is split between national and state governments, states can make their own policy choices and test new ideas without waiting for a single nationwide decision.

## Related Study Guides

- [3.5 Advantages and Disadvantages of Federalism](/fundamentals-american-government/unit-3/5-advantages-disadvantages-federalism/study-guide/u3ahvVIJvCm2V7G1)

## About This Document

Canonical Fiveable pages are available as Markdown at the same path plus `.md`.

- [llms.txt](https://fiveable.me/llms.txt): index of Fiveable's sections and URL patterns
- [llms-full.txt](https://fiveable.me/llms-full.txt): complete subject and unit listing
- [MCP server](https://fiveable.me/mcp): call Fiveable as tools instead of fetching pages (`https://fiveable.me/api/mcp`)
- [MCP server for AP teachers](https://fiveable.me/mcp/teachers): a teacher's classes, assignments and AP-rubric grading (`https://fiveable.me/api/mcp/teacher`)

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