Making Change Stick: 
The Science of Habits

Making Change Stick: 
The Science of Habits

Amy King
July 15, 2025
5 min
TOPIC
BEHAVIOURAL INSIGHT
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When it comes to personal growth, most of us know what we’d like to do differently. We set intentions, make plans, and start strong. But sustaining change — the kind that lasts — is harder than it looks.

Research suggests that nearly 80% of New Year’s resolutions fade before February. Not because people don’t care, but because changing behaviour is effortful — it takes energy, structure, and often, support.

What habits really are

Habits are the quiet architecture of our days. They’re the automatic responses that shape how we think, feel, and perform — for better or worse.

Some habits expand our capacity: exercising, planning, pausing to reflect. Others quietly drain it: overchecking our phones, skipping breaks, or defaulting to old routines.

Habits don’t change overnight. They’re built through repetition and reinforcement — the gradual wiring of new pathways in the brain. That’s why breaking old patterns, or building new ones, demands both patience and persistence.

Start small. Start with purpose.

Motivation fuels momentum — but only when it’s personal. Lasting change starts with clarity about why something matters.

And resist the urge to go big. Habits take root faster when they’re small and specific. Think of them as micro-investments — small, daily actions that compound over time.

Stack new habits onto old ones

One of the simplest and most effective techniques for embedding change is habit stacking — pairing a new behaviour with something you already do automatically.

Formula: Before / after I [current habit], I will [new habit].

Examples:

  • After I wake up, I’ll drink a glass of water.
  • After I get into bed, I’ll do five minutes of deep breathing.

By linking new actions to existing routines, you create a trigger that helps the behaviour stick.

Stay accountable, and connected

Change rarely happens in isolation. Accountability — whether digital or human — keeps motivation alive when willpower dips.

Apps and trackers can provide useful cues and small rewards, but nothing beats shared effort. A colleague, friend, or partner can remind you why you started — and help you keep going when it’s tempting to stop.

Building change that lasts

At its core, behaviour change isn’t about willpower — it’s about designing the environment for success. By starting small, anchoring new habits to old ones, and building in accountability, you create the conditions for change to last.

Every habit you reinforce becomes part of a bigger story — one of growth, resilience, and purpose.

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Making Change Stick: 
The Science of Habits
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