Comparison
How researchers explain growth after trauma
October 11, 2026 · 5 min read
Many people who come through a trauma say it changed them for the better, and researchers take those reports seriously: a 2025 review of the field counts thousands of studies since the 1990s. Whether the reports match change that actually happened is a separate question, and one study that checked found they generally didn’t. The five positions below disagree less about whether growth happens than about how anyone would know, and about whether anyone should expect it.
| Perspective | Claim | Unit of analysis | What it can’t tell you |
|---|---|---|---|
| Tedeschi & Calhoun | Positive change can come out of the struggle after a trauma, in five domains, helped by people who listen | What survivors report about how they’ve changed | Whether the reported change happened |
| Rogers | A person changes when the listener is genuine, accepting, and working to understand | The helping relationship | Anything about trauma or growth in particular; he was describing therapy |
| Frankl | Meaning comes from answering what life asks of you, in what you do | One person’s stance toward suffering | How often that happens, or for whom |
| Frazier et al. | Self-reported growth scores were generally unrelated to measured before-and-after change | The gap between perceived and measured change | Whether the result holds beyond 122 students over two months |
| Bonanno | Staying steady after loss is its own path, distinct from recovery and more common than assumed | How people function over time after loss or trauma | Which path any one person is on |
Tedeschi & Calhoun: growth comes from the struggle
Richard Tedeschi and Lawrence Calhoun built the 21-item Posttraumatic Growth Inventory (PTGI) in 1996. Its five factors are new possibilities, relating to others, personal strength, spiritual change, and appreciation of life.
Tedeschi’s 2025 review with Moore and Greene lays out how the change is supposed to happen. A trauma breaks the core beliefs a person ran on. The intrusive replaying that follows can turn, over time, into slower and more deliberate thinking that rebuilds them. Other people matter in that rebuilding. The review calls the most useful of them expert companions: friends, neighbors, peers or professionals who listen patiently “without feeling compelled to direct or advise” and give the survivor room to talk about what happened.
Rogers: the listener’s side of it
Carl Rogers set out in 1957 the conditions he held were necessary for a person to change in therapy. Three of his six describe the listener: being genuine in the relationship, holding the other person in unconditional positive regard, and working to understand their experience from the inside, then getting that understanding across. None of the six is advice.
Rogers was writing about therapy in general, not trauma, and his paper makes no claim about growth. The resemblance between his listener and Tedeschi’s expert companion is my reading, not a finding. It’s close enough that I put them side by side: stay, accept, try to understand, don’t steer.
Frankl: meaning as a direction, not a score
Viktor Frankl wrote Man’s Search for Meaning out of his years in the Nazi camps. Its theory, logotherapy, holds that the main human drive is the search for what a person finds meaningful. The turn he describes is from asking what you can expect from life to asking what life expects of you, and he located the answer in conduct rather than in reflection.
The 2025 growth review ends up nearby: the last phase of support it describes is building meaning and purpose, often through service to others. Frankl’s book isn’t a study, though. It tells you what one man found in the worst conditions and how he made sense of it, not how often anyone else finds the same.
Frazier et al.: when reported and measured growth part ways
The 1996 paper describes the PTGI as gauging how people are “reconstructing or strengthening their perceptions of self, others, and the meaning of events.” Patricia Frazier and colleagues tested whether those perceptions track change. They measured undergraduates on growth-related domains, then again two months later. For the 122 who went through a traumatic event in between, PTGI scores “generally were unrelated to actual growth.”
Two more results sharpen it. Perceived growth went with rising distress, while actual growth went with falling distress. And only perceived growth was linked to positive reinterpretation as a way of coping. The authors read this as two different processes, and concluded that the PTGI, and perhaps other retrospective measures, “does not appear to measure actual pre- to posttrauma change.”
It’s one study, of students, over two months. It doesn’t show that growth is imaginary; the study measured actual change too, and that change went with less distress. What it shows is that asking people how much they’ve grown is a different measurement from checking whether they did.
Bonanno: steady is a path too
George Bonanno’s 2004 review starts from a different observation. Many people exposed to loss or potential trauma go on having positive emotions and show only minor, short-lived disruption in how they function. Theorists had often treated that as rare or even pathological, he argued, because so much of what they knew came from people who sought treatment or were in great distress.
His reading of the evidence: resilience is a trajectory of its own, distinct from recovery, more common than is often believed, and reached by more than one route. The 2025 growth review draws the line in the same place from the other side, defining growth as transformation and resilience as holding steady. Put the two together and coming through a loss roughly yourself is a common outcome, one Bonanno’s review argues against reading as a problem.
Why this isn’t a to-do list
Read together, the five don’t make a recovery plan. Growth is something many people report, something a good listener may make room for, and something a self-report questionnaire may not capture. I’d read none of it as a reason to expect growth from yourself, or from someone you’re sitting with. Not growing after a trauma isn’t a failure.
If you’re looking for the listener’s part in practice, it’s in how to support someone in crisis. If you’re the one in it, getting through the week is enough to be doing. If you’re thinking about ending your life, call or text 988 (Suicide & Crisis Lifeline, US).
Related: Grace Under Fire is the essay this page sits beside, and what Frankl meant by “what is life asking of me” takes the Frankl row on its own.
From the essay:Read the full piece →
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