From grimoire
Anchors new habits to existing daily routines using habit stacking technique from Clear, Fogg, and Duhigg. Use when building a new behavior cue.
How this skill is triggered — by the user, by Claude, or both
Slash command
/grimoire:apply-habit-stacking-techniqueThe summary Claude sees in its skill listing — used to decide when to auto-load this skill
Apply habit stacking to anchor a new behavior to an existing daily routine — using an established habit as a reliable cue that triggers the new behavior, eliminating the dependence on motivation or active remembering to practice the new behavior.
Apply habit stacking to anchor a new behavior to an existing daily routine — using an established habit as a reliable cue that triggers the new behavior, eliminating the dependence on motivation or active remembering to practice the new behavior.
Adopted by: James Clear's "Atomic Habits" (2018, 15+ million copies sold) and BJ Fogg's "Tiny Habits" both present habit stacking as a primary behavior-building technique. Charles Duhigg's "The Power of Habit" (2012) documented the habit loop (cue-routine-reward) that underlies habit stacking. Wendy Wood's neuroscience research at USC found that 43% of daily actions are habitual (repeated in the same context) — these established habits are the most reliable cue sources available. Impact: The primary failure mode of new habit formation is cue inconsistency — the new behavior has no reliable trigger, so it depends on motivation and memory, both of which fluctuate daily. Habit stacking solves the cue problem by borrowing the established neurological signal from an already-automated behavior. Research by Fogg shows that habits anchored to existing routines have significantly higher consistency rates (tracked across thousands of "Tiny Habits" participants) than habits with novel cues.
Identify the habits you already perform with near-100% consistency:
Morning sequence examples:
Evening sequence examples:
Throughout the day:
Select 3–5 of these: the most consistent and contextually stable anchors. The anchor must happen every day (or every target day if the new habit is not daily) and must happen in the same location and manner each time.
The formula is: After [EXISTING HABIT], I will [NEW BEHAVIOR].
Precision matters:
Note: the stacked habit is the minimal version of the new behavior, not the full aspiration:
The minimal version removes the friction barrier; the habit is easier to do than not do.
The habit stack is most reliable when the when and where are unambiguous:
For habit sequences (habit chains):
After I pour my morning coffee, I will sit at my desk.
After I sit at my desk, I will open my journal.
After I open my journal, I will write three sentences.
Each link in the chain cues the next; the chain runs from the initial anchor through multiple behaviors.
The stacked habit is easier to execute when the environment supports it:
The two-minute rule (Clear): design the stacked behavior to take two minutes or less; two-minute behaviors have near-zero friction; if the behavior feels too short, expand it gradually after the habit is established
First 30 days: track the habit stack with a simple calendar or habit tracking app (Streaks, Habitify, paper calendar); mark each day completed; the "don't break the chain" effect maintains momentum
When the stack breaks:
Evolution after establishment:
npx claudepluginhub jeffreytse/grimoire --plugin grimoireAttaches a new habit to an existing anchor habit (e.g., morning coffee) using an explicit formula, with a 2-minute starter and tracking to build consistency.
Diagnoses why a behavior persists and designs interventions using habit loops, friction analysis, and the intention-behavior gap.
Creates if-then implementation intentions and WOOP plans for student behaviour change goals. Use when students know what to do but struggle to follow through on habits or routines.