The Direct Answer
Decide what must be finished before you open the internet. Close every route that can interrupt that work. When you must switch tasks, leave a short note saying where you stopped and what comes next. Check messages at times the work truly requires, not whenever they arrive.
The hard part is that work and distraction now use the same screen. You can open a browser to send a file and be inside email, news or a feed before the file has gone. A useful plan must keep the internet available for the job while making everything else harder to enter.
The Four-Part Method
Michael’s manifesto names four parts of deep work: minimise distraction, practise mindfulness, create an environment for deep thought, and produce value by finishing what you started. Those ideas become practical when each one changes something visible in the working day.
1. Name The Finished Result
“Work on the proposal” has no clear end. “Write the first 800 words and send the draft to Sam” does. Before opening email, chat or a browser, write one result that can be seen when the work period is over.
This is the manifesto’s final instruction in plain form: keep your eye on the ball, think the work through before acting, use technology as sparingly as possible and finish what you started.
2. Put A Door Between The Work And The Interruptions
Michael writes about installing “metaphorical doors” against interruptions. A door is not a promise to resist. It is a change that stops the interruption from walking straight in.
- Turn off alerts that do not protect safety or a real service promise.
- Close email and chat rather than leaving them visible behind the document.
- Use a work-only browser profile with no personal accounts or saved feed logins.
- Block the sites you open automatically for the length of the work period.
- Put the phone in another room, a timed box, or behind a physical blocker when software limits are too easy to dismiss.
The independent blocker guide, Brick review and K-Safe review explain the differences. The point is not to collect tools. Use the smallest barrier that reliably protects the work.
3. Make One Place Mean Concentration
The manifesto argues that the room and the cues inside it can trigger either distraction or concentration. Give focused work a repeatable place and beginning: the same desk, the same document, the phone elsewhere, and only the materials needed for the result in front of you.
You do not need a perfect office. A library table, one cleared end of a kitchen table or a separate computer account can create the distinction. What matters is that this place is not also where you watch, scroll and answer every message.
4. Notice The Urge Before Following It
Mindfulness here is not a long ceremony. When you feel the urge to check, pause long enough to name it: “I want to see whether anybody replied,” or “this next paragraph is difficult.” Then choose whether that reason is more important than the result in front of you.
Sometimes the check is necessary. Make it a deliberate task with an end. The social-media work guide shows how to separate publishing, replying, moderation and measurement instead of calling the whole platform “work.”
What The Interruption Research Actually Found
A well-known 2005 workplace study followed information workers for more than 700 hours. After an interruption, people did not simply sit still for twenty-five minutes trying to remember what they were doing. They moved through an average of 2.26 other tasks, and the observed time before returning to the interrupted work averaged 25 minutes and 26 seconds.
The number is usually misquoted
The study did not show that the brain always needs 23 or 25 minutes to refocus. It measured how work unfolded in real offices before people returned to an interrupted task. That is still costly, but it is a different claim.
A 2008 experiment found that interrupted people completed a task faster but reported more stress, frustration, effort and time pressure. Faster completion did not mean the interruption was free.
Other work by Sophie Leroy and colleagues studied attention residue: part of the mind can remain with an unfinished task after a switch. A brief “ready-to-resume” plan—recording where the work stands and the next action—can reduce that effect when a switch is unavoidable. It does not make constant switching harmless.
A 2018 field study found that people’s reasons for digital distraction included boredom, habit, social needs and difficult work, and that blocking tools helped in some situations but were not a complete answer. The design of the day and the purpose served by the distraction still mattered.
A Workday You Can Test Tomorrow
- Choose one finished result. Write it before opening messages.
- Close the routes in. Silence alerts, close inboxes and move the phone.
- Open only what the result needs. If research is necessary, list the questions first.
- Record unplanned checks. Write what you opened and what happened just before it. Do not turn the note into self-criticism.
- Leave a return note before switching. Write the last completed step and the next physical action.
- Check messages on purpose. Use the response times your work genuinely needs and give urgent matters a separate route.
- Judge the day by completed value. Count the finished result, not how many hours the laptop stayed open.
If Your Job Requires Constant Contact
Advice to check twice a day is useless for a support worker, journalist, community manager or person running a live event. In that case, protect one shorter creation period, use direct inbox and moderation links instead of home feeds, rotate live monitoring when a team exists, and write a handoff so the person going off duty can actually leave.
A boundary that makes the job impossible will not last. The aim is the least exposure that still lets the work be done properly.
If You Still Cannot Keep The Boundary
That is information, not a moral failure. Increase the barrier, ask another person to hold the boundary with you, or change the work process that keeps every channel open. If the pattern is also damaging sleep, money, relationships or health, use the phone-addiction guide and the free and professional help directory.
Sources
- Mark G, González V, Harris J. No Task Left Behind? Examining the Nature of Fragmented Work. CHI 2005.
- Mark G, Gudith D, Klocke U. The Cost of Interrupted Work: More Speed and Stress. CHI 2008.
- Leroy S, Glomb T. Tasks Interrupted: How Anticipating Time Pressure on Resumption of an Interrupted Task Causes Attention Residue and Low Performance. Organization Science. 2018.
- Mark G et al. When Does Distraction Reduce Productivity? Understanding the Influence of Distraction on Work. CHI 2018.
Evidence checked 11 August 2026. The primary studies are linked in the sources above.
Michael has spent much of his working life online—and much of the rest of it trying to stop that technology taking over. He has thrown a phone into a lake, locked devices in boxes and experimented with long periods offline. He writes about what helped, what failed and how to keep the useful parts of digital life.