Compassion fade
Caring drops as the number of victims rises.
What it means
Compassion fade is a proposed and now heavily contested effect in which sympathy and willingness to help may decrease, rather than rise, as the number of people in need grows — even, in the original studies, from one victim to two. The mechanism offered is affective: a single, identifiable individual engages a vivid emotional response, whereas larger numbers push the mind toward abstract, statistical processing that dampens feeling, an effect sometimes called psychic numbing. Its evidential status is weak: the original one-versus-two collapse has failed preregistered direct replication, meta-analytic estimates are small and shadowed by publication bias, and real-world donation data often show no fade, so it should be treated as a hypothesis rather than an established finding. What survives is more modest — representing victims as vivid individuals rather than statistics tends to shift giving, which still matters for humanitarian appeals.
The founding studies
Vastfjall, Slovic, Mayorga and Peters ran four experiments with Swedish and American students. Hypothetical donations to a single named, pictured child averaged higher than to two children, roughly 38 versus 26 Swedish kronor in the first study, and self-reported positive feeling declined as one child became two. Facial-muscle recordings over the smiling zygomaticus tracked the same drop, suggesting the change was emotional rather than deliberate. Slovic had earlier framed the intuition as psychic numbing: we feel keenly for one, barely more for a thousand. A striking follow-up reversed the fade by describing eight children as a single family, hinting that the collapse tracks how coherent a group feels, not headcount alone.
Where the evidence has cracked
The flagship one-versus-two result has held up poorly. A large preregistered direct replication of the original studies found no effect of victim number on donations or affect, with Bayesian evidence favouring the null. Lee and Feeley's meta-analysis put the related identifiable victim effect at a small correlation near .05, and a robust Bayesian reanalysis by Maier, Wong and Feldman attributed even that to publication bias, their own far replication landing at essentially zero. Meier's study of real GoFundMe campaigns found no simple fade at all. A 2019 meta-analysis by Butts and colleagues did detect a negative group-size effect across 41 studies, so the phenomenon is real in some designs but plainly not universal.
Separate versus joint evaluation
When the effect appears, its size depends heavily on presentation. In separate evaluation, one cause seen alone and judged by feeling, a single vivid victim can out-raise a larger group. Placed side by side in joint evaluation, people notice that more lives are at stake and the advantage shrinks or flips, which is why real platforms, where donors browse many appeals at once, rarely reproduce the lab pattern. The meta-analytic evidence points to anticipated positive feeling, the warm glow of helping, and perceived personal impact as the drivers, rather than empathic concern itself. Helping one feels more efficacious, which is also why showing unhelpable others alongside can sap giving, an effect its authors call pseudoinefficacy.
Using it in practice
For fundraisers the practical lesson survives the replication doubts: concrete, identifiable representation tends to beat abstract statistics, so a named person with a photograph is a safer appeal than a death toll. Two design moves recur. Unit asking prompts donors to consider one beneficiary before the whole group, and entitativity framing presents many victims as a single coherent unit such as a family. Markowitz and colleagues found the fade in conservation appeals too, but only among people not already committed to the environment, a reminder that it bites hardest where prior motivation is weakest. Treat these as hypotheses to test against your own audience, not as laws, because the field data are mixed.
Examples
A campaign about one named child raises more than one about eight children, let alone millions.
A shelter's post about one dog, with his photo and his name, draws more adopters and money than a post announcing that ninety dogs need homes by Friday.
Managers drawing up redundancies agonize for days over the one long-serving employee they know by name, then sign off on a list of two hundred strangers with far less anguish.
News coverage of a single named survivor pulled from earthquake rubble drives a surge of relief donations that a headline reporting the total death toll never produces.
A medical crowdfunding page for one patient, with her name and diary updates, tends to draw more support than a fund pooling a hundred anonymous patients with the same total need.
First described in Västfjäll, Slovic, Mayorga & Peters (2014).
Key references
- Meier, D. S. (2025). Compassion for all: Real-world online donations contradict compassion fade. Nonprofit and Voluntary Sector Quarterly, 54(2), 267-301. doi.org/10.1177/08997640241255707
- Maier, M., Wong, Y. C., & Feldman, G. (2023). Revisiting and rethinking the identifiable victim effect: Replication and extension of Small, Loewenstein, and Slovic (2007). Collabra: Psychology, 9(1), 90203. doi.org/10.1525/collabra.90203
- Butts, M. M., Lunt, D. C., Freling, T. L., & Gabriel, A. S. (2019). Helping one or helping many? A theoretical integration and meta-analytic review of the compassion fade literature. Organizational Behavior and Human Decision Processes, 151, 16-33. doi.org/10.1016/j.obhdp.2018.12.006
- Lee, S., & Feeley, T. H. (2016). The identifiable victim effect: A meta-analytic review. Social Influence, 11(3), 199-215. doi.org/10.1080/15534510.2016.1216891
- Markowitz, E. M., Slovic, P., Vastfjall, D., & Hodges, S. D. (2013). Compassion fade and the challenge of environmental conservation. Judgment and Decision Making, 8(4), 397-406. www.cambridge.org/core/journals/judgment-and-decision-making/article/compassion-fade-and-the-challenge-of-environmental-conservation/21D72101A0ACD52E4737642102335EEE
- Vastfjall, D., Slovic, P., Mayorga, M., & Peters, E. (2014). Compassion fade: Affect and charity are greatest for a single child in need. PLoS ONE, 9(6), e100115. doi.org/10.1371/journal.pone.0100115