The Ivy Lee Method: The 100-Year-Old Productivity System That Still Works

In 1918, a public relations consultant named Ivy Ledbetter Lee walked into the offices of Bethlehem Steel Corporation and delivered what would become the most profitable piece of productivity advice in history. Charles Schwab, the company's president, was so impressed with the results that he wrote Lee a check for $25,000—the equivalent of over $500,000 today.

What did Lee tell him? A deceptively simple 6-step method that takes ten minutes per day. No apps. No software. No complex systems. Just a notecard and a pen.

Over a century later, the Ivy Lee Method remains one of the most effective productivity systems ever created. Here is everything you need to know about it—the history, the science, how it stacks up against other systems, and exactly how to implement it starting tonight.

The Complete History of the Ivy Lee Method

Ivy Ledbetter Lee (1877–1934) was one of the pioneers of modern public relations. He was known for his "Declaration of Principles," which argued that PR should be honest and transparent—a radical idea at the time. But his most enduring legacy is the productivity method that bears his name.

Charles Schwab, president of Bethlehem Steel, was obsessed with efficiency. In 1918, Bethlehem Steel was one of the largest shipbuilding and steel companies in the world, and Schwab wanted his executives to get more done without working longer hours. He brought in Lee to solve the problem.

Lee met with each of Schwab's executives individually and explained his method. The instructions were simple:

1. At the end of each workday, write down the six most important tasks you need to accomplish tomorrow.
2. Number them in order of true priority.
3. When you arrive tomorrow, start on task one and work until it is finished.
4. Move to task two, then three, and so on.
5. Any unfinished tasks move to the next day's list.
6. Repeat this process every single day.

Three months later, Schwab reported a dramatic increase in productivity across his entire executive team. He wrote Lee a check for $25,000, one of the largest consulting fees of its time. Schwab later credited this simple method as one of the most profitable lessons he ever learned.

The Core 6-Step Process (In Detail)

The Ivy Lee Method is not just a to-do list. The details matter. Here is the exact protocol:

Why It Works: The Psychology and Science

The Ivy Lee Method feels almost too simple to be effective. But it works because it leverages several well-documented psychological principles.

1. It Eliminates Decision Fatigue

In a landmark 1998 study, Baumeister and colleagues found that making choices and exercising self-control draw on the same limited cognitive resource. Every decision you make—what to eat, what to wear, which email to answer—depletes this resource. By planning your six tasks the night before, you make your most important decision (what to work on) when your willpower is fresh. In the morning, you simply execute. No deciding. No negotiating with yourself. Just action.

2. It Exploits the Zeigarnik Effect (Completion Bias)

Psychologist Bluma Zeigarnik discovered in 1927 that the human brain remembers unfinished tasks far better than completed ones. This creates a subtle psychological tension that drives you to finish what you start. The Ivy Lee Method leverages this by having you start with your most important task and work straight through. The pull to complete is stronger than the pull to start something new.

3. It Creates Forced Prioritization

The limit of six tasks is not arbitrary. Research shows that the human brain can hold roughly four to seven items in working memory at once. By forcing you to choose only six, the Ivy Lee Method prevents the common trap of creating a 30-item to-do list where everything feels urgent and nothing gets done. Constraints create clarity.

4. It Reduces Context Switching Costs

Studies from the University of California, Irvine show that it takes an average of 23 minutes to refocus after a distraction. Multitasking is not efficient—it is rapid context switching that costs up to 40% of productive time. The Ivy Lee Method's single-task rule eliminates this waste entirely.

How the Ivy Lee Method Compares to Other Productivity Systems

The Ivy Lee Method pairs particularly well with Time Blocking (schedule your number one task as a calendar event) and the Pomodoro Technique (use 25-minute focus blocks to work through each task). It complements Atomic Habits by providing the daily planning structure that makes habit execution consistent.

Real Success Stories

Common Pitfalls and How to Avoid Them

The Ivy Lee Method is simple, but that does not mean it is easy. Here are the most common mistakes people make:

Pitfall 1: Writing Your List in the Morning

This defeats the purpose. The magic happens when you plan while your willpower is fresh (end of day) and execute when your willpower is also fresh (start of day). Write your list the night before, every single time.

Pitfall 2: Listing More Than Six Tasks

Six is the maximum. Not seven, not ten. If everything is a priority, nothing is. Limiting to six forces real trade-offs. If you genuinely have more than six critical tasks, you need to delegate or eliminate—not add to the list.

Pitfall 3: Not Starting With Number One

The temptation to "warm up" with an easy task or check email first is strong. Do not do it. Start with task one, no exceptions. The hardest thing should be the first thing.

Pitfall 4: Multitasking Between Tasks

Once you move to task two, do not bounce back to task one. Each task gets your full attention until it is done. If a task takes longer than expected, that is fine—it rolls to tomorrow. Do not break focus.

Pitfall 5: Using the Method Only for Work Tasks

The Ivy Lee Method works for personal life too. Write your six tasks for the evening or weekend. Prioritize family time, exercise, learning, or household projects the same way.

7-Day Implementation Plan

Use this plan to go from zero to fully implemented in one week:

Final Thoughts

The Ivy Lee Method has survived for over 100 years for one simple reason: it works. In a world of increasingly complex productivity tools, apps, and frameworks, the most effective system is still a notecard and a pen used at the right time with the right discipline.

You do not need a better system. You need to execute the system you have. Start tonight. Write your six tasks for tomorrow. Number them. Wake up and start on number one. That is it. That is the secret that Charles Schwab paid half a million dollars for.