Learning & thinking · a life skill
Deliberate Study Sprints
guess, count, compare
One sprint gets one task done. A sheet of them teaches you how long your work really takes. Each morning, list the day's tasks and guess how many sprints each will need, one box per sprint. Cross a box at each bell. Mark every interruption, with one mark for the ones that came from you and another for the ones that came from someone else. At night, add it up. Two weeks of sheets show where your guesses go wrong, and whose interruptions are costing you.
- Moderate to start
- High impact
- Learn it in 2-4 weeks
- Two minutes a day on the sheet
The circles keep the first guess on the page. Redraw the boxes and you lose the one thing the sheet is for.
Tomorrow morning, and every day for two weeks
Try it now.
You already run sprints. Now keep a sheet of them. One page a day, ruled into tasks, boxes and a column for interruptions.
-
List the tasks and guess
Before you start, draw a box for each sprint you think each task will take. Guess before you look at yesterday's sheet.
-
Cross a box at each bell
One cross per finished sprint. A sprint broken off halfway doesn't count; start it again.
-
Mark every interruption
A tick if it came from you (a sudden urge to check something), a dash if it came from someone else. Mark it even if you ignored it.
-
Running over? Draw circles
Past the guess, draw a circle for each extra sprint. Never add boxes; the guess has to stay where you can see it.
Rubbing out a box to make the day look right defeats the sheet. -
Add it up at night
Sprints guessed and taken, interruptions from you and from others, and the task that ran furthest over. Three lines.
After two weeks, lay the sheets side by side. Which kind of task always runs over? When do the ticks bunch up? That's what you change, one thing at a time.
Keep today's sheet here
Guess in the morning, count through the day.
Name each task and add a box for each sprint you expect. Press "Bell" when a sprint ends, and mark interruptions as they happen. The tally on the right writes tonight's line for you.
Today's sheet
- Guessed
- 0
- Took
- 0
Interruptions
None marked yet.
Tonight's lineGuess a task's sprints to begin.
Two weeks on: read your log.
Paste the lines you've copied each night, one per line. The reader checks whether your guesses are getting closer and whose interruptions dominate.
Nothing you type is saved or sent anywhere. Copy each night's line into your notes; that file is your log.
Why keep the sheet
Checking progress helps more when it's written down and seen.
Benjamin Harkin, Thomas Webb and colleagues pooled 138 experiments with 19,951 people. In each, one group was prompted to check their progress toward a goal and another group wasn't. Checking helped: across all the studies, the effect on reaching the goal was a modest d of 0.40.
It helped more in two conditions. When the progress was physically recorded, the effect was 0.43, against 0.29 when it wasn't. When it was reported to someone else or made public, the effect was 0.47, against 0.19 when it was kept private. The authors suggest a written record is harder to ignore or explain away.
That's the case for the sheet, and for telling someone your nightly line. A guess you wrote at 8am and a count you made at 9pm are hard to argue with. A feeling that the day went "fine" is easy to argue with.
The honest limits: these comparisons are across different studies, not head-to-head tests. Many of the goals were about health, such as eating, exercise or blood pressure, rather than study. And recording works by making you face what it shows, which only happens if you read the sheets.
How much prompting people to check their progress helped them reach the goal (d)
-
Was the progress written down?
- Not written down32 studies
- Written down106 studies
-
Did anyone else see it?
- Kept private14 studies
- Reported to others95 studies
The idea
Why it works.
Almost everyone guesses short, because we picture the work going smoothly and forget the snags. You can't fix that by trying harder to be realistic. You fix it by keeping score: guess, count, and see the gap every evening until your guesses start to close it.
The two interruption marks do the same for distraction. Most people blame other people. A week of ticks and dashes usually shows the urges came from inside, and those you can change: the phone's place, the tabs left open, the time of day you start.
Keep it honest
Habits that help.
- Guess first, then look back. Yesterday's numbers anchor today's guess. Make the guess cold, and compare after.
- Mark the urge, not just the lapse. A tick for every pull toward the phone, even when you didn't pick it up.
- Say the line to someone. A friend or a study partner. Progress that someone else sees counts for more.
- Change one thing at a time. Two weeks of sheets, one change, two more weeks. Otherwise you won't know what helped.
Practise this in HourLife.
In Focus: Linked sessions. A Pomodoro-style timer for deep work. Link a session to a task, goal or person, and see where your focused time goes.
