Specify the when and where for every goal action

"I will do [behavior] at [time] in [location]" — specificity creates an automatic trigger.

Why it works

When-where plans create a mental link between a context cue (time, place) and the intended behavior. The cue-behavior link, once formed, fires automatically when the cue appears — bypassing the need for in-the-moment decision-making or motivation. The brain encodes the context as a trigger and delegates initiation to it.

How to do it

1. Take any goal you have and write one sentence: "I will [specific action] at [exact time] in [exact place]."
2. The time must be specific enough to be unambiguous: "7 AM" not "morning"; the place must be named: "my kitchen table" not "at home".
3. Choose a time and place where the cue is already reliable — new habits travel faster on existing rails.
4. Write one if–then plan per habit; multiple behaviors at the same cue compete and weaken each other.

Evidence

Implementation intentions are among the most replicated techniques in goal-attainment research. A meta-analysis by Gollwitzer & Sheeran of 94 studies found an effect size of d ≈ 0.65 — medium to large — on goal achievement across health, academic, and daily-life contexts. (rct)

Effects are strongest when the implementation intention is specific and tied to a reliable cue; vague intentions ("when I get a chance") show smaller effects. The technique works for goals the person is already committed to — it amplifies commitment, not motivation.

Sources

• Gollwitzer & Sheeran (2006), "Implementation intentions and goal achievement: A meta-analysis of effects and processes", Advances in Experimental Social Psychology

Common mistake

Specifying only the time ("at 7 AM") without the place, or specifying only the activity without anchoring it to a cue — both produce weaker links than the full when-where specification.