Structure the story as a transformation, not a summary

The protagonist (you, your customer, your team) should be different at the end than at the beginning.

Why it works

A transformation arc — protagonist faces a problem, takes action, changes — activates narrative transportation because it provides the closure the brain is waiting for. Mere summaries ("here’s what we did") produce no such arc; they are reports, not stories. The change from before to after is the load-bearing structure of all durable narrative.

How to do it

1. Identify the "before" state: what was the protagonist struggling with, believing, or lacking?
2. Identify the turning point: the action, realization, or event that made the change possible.
3. Describe the "after" state in concrete terms — how behavior, belief, or circumstance is different.

Evidence

Narrative structure research consistently finds that transformation arcs (sometimes called "redemptive sequences") are more memorable and more attitude-consistent than flat summaries. McAdams’s work on narrative identity shows transformation stories are central to how people make meaning of their own and others’ experiences. (observational)

Most transformation-arc research uses retrospective life-narrative methods; direct experimental manipulation in persuasion contexts is less common but consistent in direction.

Sources

• McAdams (2001), The psychology of life stories, Review of General Psychology

Common mistake

Ending on the transformation without naming what it cost or required — which flattens the arc into a success story that reads as lucky rather than instructive.