Spiritual Practice

Setting an Intention: The Method, and What Is Known

Setting an Intention is deciding, in advance and specifically, what you are going to do or be in a given period. How to do it, why it works when it works, and an honest account of the evidence.

Card for Setting an Intention, the method and what the research says about it
Setting an Intention
The short answerSetting an Intention is deciding, in advance and specifically, what you are going to do or be in a given period. What makes it work, to the extent that it does: Implementation intentions are among the most reliably effective things in behavioural science. This page gives the method and then says plainly what is actually known about it.

What setting an intention is

Deciding, in advance and specifically, what you are going to do or be in a given period. That is the whole method, and most of the writing about it online is the same method with more adjectives.

Why it works, when it works

Implementation intentions are among the most reliably effective things in behavioural science. Phrasing a goal as if this happens, I will do that roughly doubles follow-through across a very large number of studies.

The honest part

The format matters more than the sentiment. I intend to be healthier does almost nothing. If it is Tuesday evening, I will walk for twenty minutes does a great deal. Most intention-setting advice omits the part that carries the effect.

How to actually do it

  1. Phrase it as if-then. If it is Tuesday evening, then I will walk for twenty minutes. This single format change is what carries the effect.
  2. Attach it to a cue that already exists in your day rather than to a time you have to remember.
  3. Make it small enough that you cannot reasonably skip it. The research on this is consistent: people overestimate what they will do and underestimate how much a tiny version compounds.
  4. Write it down once, visibly. An intention held only in your head is a preference.

What the behavioural research does support

Worth putting side by side, because the practices in this category are a mix of things with real evidence behind them and things with none, and they are usually sold in the same voice. These are the mechanisms that have held up in trials.

Techniques with actual research behind them
TechniqueWhat it isHow well it holds up
Implementation intentionsPhrasing a goal as if this, then thatVery well. Large literature, consistent effect on follow-through
Mental contrastingPicturing the outcome and then the obstacleWell. Reliably beats positive visualisation alone
Expressive writingWriting about difficulty for 20 minutes over a few daysWell, for the protocol as tested. Not for gratitude lists
Self-affirmationAffirming a value you hold, under threatModerately, and it backfires if you affirm something you do not believe
Mindfulness meditationReturning attention to one thingModerately. Real trials, moderate effect sizes, the usual blinding problems
Positive visualisation alonePicturing the outcome and stopping thereBadly. Associated with reduced effort toward the goal
Thoughts attracting circumstancesThe law of attraction as usually statedNot at all. No support, and a real cost when things go wrong

That table is the reason this page is written the way it is. Setting an Intention sits somewhere on it, and knowing where is worth more than a confident paragraph either way.

What this cannot doNo practice on this page cures an illness, clears a debt, or changes another person's decision. The version of this advice that says otherwise has done real harm, because it leaves people who are already struggling believing that their circumstances are their own fault. What these methods do is direct attention and make follow-through more likely, which is genuinely valuable and is a smaller claim.

Where to go next

Meditation is the practice in this category with the most evidence behind it, and an honest account of what astrology can and cannot tell you is here.

Questions people ask

What is setting an intention?

Deciding, in advance and specifically, what you are going to do or be in a given period.

Does setting an intention work?

The format matters more than the sentiment. I intend to be healthier does almost nothing.

How long does it take?

There is no established answer, because there is no established mechanism. What the behavioural research does support is that daily beats occasional and specific beats general.

What if it is not working?

Usually the goal was not specific, there was no first action, or the outcome depends on somebody else. Those are the three that account for most of it.

RubyAstro writes about astrology for reflection and self-understanding. Nothing here is medical, legal or financial advice, and none of it is a prediction of events. Read our full disclaimer.