Module 3 · Motivation & getting unstuck · Moderate evidence

Friction and cues

Make the good thing easy to start and the distracting thing a little harder.

7 min read · Level: Practising · Free — no account needed to read

The idea

Small amounts of effort — friction — have a surprisingly large effect on what people do. A few extra steps are enough to stop many unwanted habits, and removing a few steps is enough to start many good ones.

Environmental design uses this in both directions. Make the good choice easy and visible: gym clothes laid out, a book on your pillow, a water bottle on your desk, study materials open. Make the distracting choice a little harder: phone in another room, snacks on a high shelf, apps logged out.

Cues matter too. Much behaviour is triggered by what we see and where we are. A guitar left in its case stays there; a guitar on a stand gets played. Placing reminders where the action happens is often more powerful than any amount of good intention.

Why it works

Changing friction and cues works on tired days as well as good ones, because it doesn’t rely on willpower in the moment.

A real example

The situation

Every night Siddharth plans to read before bed and instead watches videos on his phone.

What happened

He charges his phone in the kitchen and leaves the novel on his pillow. The phone now takes effort to reach; the book takes none. He reads most nights for the first time in years.

The takeaway

He didn’t change his willpower — he changed which choice was easier.

Use this when you are…

• you know what you want to do but keep doing something easier
• setting up a new habit
• trying to cut back on something tempting

Common mistakes

• Relying on reminders in your head instead of cues in your surroundings.
• Adding friction to good habits by making them complicated to start.
• Assuming small changes are too small to matter.

What the evidence says

Moderate evidence: Several studies support it, but the effects are smaller, the studies are fewer or less rigorous, or results vary between groups.

Research on habits and choice architecture shows that convenience, friction and cues strongly shape behaviour. Individual tactics vary in effect, and most everyday applications are tested in specific settings rather than for everyone.

Where this comes from: Habit formation research; Attention and task-switching research.

Fields that study this: Behavioural science.

Try it now: Move one thing

1. Pick one good habit and one unwanted habit.
2. Move something so the good habit is one step easier.
3. Move something so the unwanted habit is one step harder.

Practise with a guided technique

• Add friction to your phone — (5 min · Emerging evidence)
• Clear one distraction — (2 min · Practical evidence)
• If–then plan — (2 min · Strong evidence)

Questions to think about

• What is the easiest, most visible choice in your home right now — and is it the one you want?
• Where could a cue remind you of something you keep forgetting?

Try this today

Rearrange one thing at home tonight so tomorrow’s good habit is easier to start.

Afterwards, ask yourself

Which small change to your surroundings made the biggest difference?

Words in this lesson

• Cue — A trigger that prompts a habit — a time, place, feeling, person or preceding action.
• Habit — A behaviour that has become automatic through repetition in a stable context, so a cue triggers it with little thought.