One of the first questions I hear from almost everyone who sits down to write their life story: how true does a memoir have to be? They worry their memory isn’t reliable enough. They wonder if it’s okay to write something that feels true but might not hold up to fact-checking. And more often than not, that worry is exactly what’s keeping them from writing at all.

Whether you call it memoir or life story writing — the term I prefer for the work we do at Journey to Legacy — the question of truth comes up for everyone who sits down to write about their life. And it deserves a real answer.

Why Memory Is More Complicated Than You Think

Before we even get to the question of what’s allowed, it helps to understand what memory actually is.

Memory isn’t a recording. It’s a reconstruction. As Psychology Today points out, memory is fallible and fragile — what we remember is often shaped more by how we felt about an experience than by what literally happened. Two people can live through the exact same moment and remember it entirely differently. Neither of them is lying. They’re both telling the truth as they experienced it.

This is the foundation of all memoir and life story writing (the personal narrative approach I teach) — and it’s why the question of factual accuracy is more nuanced than it might first appear.

What “Emotional Truth” Actually Means

When I talk about emotional truth with my clients, I’m not giving them permission to make things up. I’m inviting them to ask a different question than what exactly happened — and instead ask what was true about how I experienced this?

Those are two very different questions. And for life story writing, the second one matters more.

How true does a memoir have to be when it comes to dialogue, for example? Almost no one remembers conversations word for word. But most of us remember how a conversation felt — the tension, the tenderness, the moment something shifted. Writing toward that feeling, even if the exact words are approximated, is not dishonest. It’s how memoir has always worked.

Monica’s Story

One of my clients, Monica, came to me with a story she desperately wanted to tell — the end-of-life conversations she’d had with her father. Over the course of his year-long illness, they had slowly, painstakingly found their way to peace with each other. Small breakthroughs. Quiet reconciliations. A healing that unfolded visit by visit.

When Monica first tried to write it, she stuck as close as possible to the facts. Every conversation in its own scene, in chronological order, across thirty pages.

Thirty pages.

It was exhausting to write and exhausting to read. And — most importantly — it didn’t capture what had actually happened between them. The love and the healing felt diluted, buried under the weight of factual detail.

So we asked ourselves a simple question: Is it possible to condense a year’s worth of small conversations into a few pages while staying true to what happened?

The answer was yes.

Monica took the most profound moments from all of those conversations and wove them into a single scene — one long, healing visit to her father’s bedside. The result was honest, moving, and true in every way that mattered. It honored what they had lived through together far better than the chronological version ever could.

How True Does Your Life Story Have to Be? Here’s My Answer

Here’s what I tell my clients: you are allowed to lean into the emotions of past events, even if that means letting insignificant facts step aside.

You can compress a timeline. You can reconstruct dialogue that feels true to the people involved. You can place events in a slightly different order if it serves the emotional arc of the story. What you cannot do — and what I’d never encourage — is invent things that didn’t happen or misrepresent people in ways that are unfair or untrue to their character.

The test isn’t is every detail factually accurate? The test is am I getting at the truth?

What to Do When Others Remember It Differently

Sometimes the people we’ve written about will disagree with our version of events. This is almost inevitable in life story writing, and it’s worth preparing for.

My belief is this: if you’ve told your story as honestly as you can — if you’ve written toward the truth of your experience rather than away from it — then it’s okay if others see it differently. Their truth is theirs. Yours is yours.

Many published memoirists handle this by including an author’s note at the beginning of their books. You can do something similar even if your stories are just for your family — a simple note at the start of your collection that acknowledges memory’s limitations and your commitment to emotional honesty.

Monica’s version might read something like this:

“I have done my best to convey the truth of my life as my heart experienced it. In the interest of storytelling, I have moved some events around and bent time in a few cases. My final conversation with my father actually represents many smaller conversations over the course of his illness. What I wanted most was to document the healing that occurred between us. Memory has its own story to tell. Sometimes the truth asks insignificant facts to step aside.”

That’s not a disclaimer. That’s an act of integrity.

Start With Truth. The Stories Will Follow.

How true does a memoir have to be? True enough that you’d stand behind it. True enough that it honors the people in it. True enough that when you read it back, you recognize the life you actually lived.