A face can receive a higher attractiveness rating in a group photo than in a solo crop of that same image. That finding does not make a group picture the best main profile photo. The useful decision is whether the image helps someone identify you and understand the setting. Use a clear solo portrait when recognition is the priority; consider a group photo as an additional image when the people and activity add relevant context.

The research often called the cheerleader effect concerns a viewer's judgment of a particular face. A related effect concerns judgments of an entire group. Confusing the two turns a qualified laboratory finding into an unreliable promise. Here is what the evidence supports, where it disagrees, and how to choose a group image without treating friends as props.

What the original cheerleader-effect experiments measured

Drew Walker and Edward Vul reported five experiments in a paper published online in 2013 and in a 2014 issue of Psychological Science. Participants were University of California, San Diego undergraduates. In the first two experiments, 25 and 18 students respectively rated female or male faces shown in three-person group photographs and in individual portraits cropped from those photographs. Ratings were higher, on average, in the group condition. The face itself came from the same exposure: a new pose or smile was not required to produce the difference. See the original study.

Later experiments varied timing, used grids of separately photographed faces, and examined blur. Those designs help isolate presentation from some photographic differences. However, a viewer was directed toward the face to rate. This was a controlled impression task, not a test of whether strangers could identify a profile owner, chose a date, or offered a job.

A flattering group is a different result

Yvette van Osch and colleagues examined whether people judge a whole group more favorably than the average of ratings given to its members. Their 2015 paper reported nine studies with female, male, and mixed-gender groups. It found evidence for this group attractiveness effect and support for selective attention to members perceived as more attractive. The authors' study and institutional publication record describe the comparison.

That result answers “How does this group look?” It does not automatically answer “How does the person on the right look?” In a profile, the viewer may not even know which face belongs to you. A pleasant impression of the scene and a clear impression of the profile owner are separate goals. Choose the goal before choosing the picture.

Why the effect is not a universal photo upgrade

Evidence is mixed across settings. Yuko Ojiro and colleagues ran two online replications of the original group-size experiment with Japanese participants: 95 in the first experiment and 153 in the second. They compared isolated faces with grids containing 4, 9, or 16 faces. The first used the original stimuli; the second used Japanese face photographs. Neither experiment's overall group-size test reached statistical significance, although the second showed a similar pattern with a small effect. Their 2015 replication report is an essential qualification.

These results do not establish that one nationality experiences the effect and another does not. Observer samples, image sets, and testing conditions differ. They also do not erase positive findings elsewhere. They show why “everyone looks better in a crowd” is too strong, and why a particular photograph should be evaluated for its intended audience and purpose.

The proposed brain explanation remains unsettled

The original account proposed that viewers summarize a group of faces and remember individual faces as closer to that summary. In three experiments reported in 2019, Daniel Carragher and colleagues tested that explanation with participants recruited at Flinders University in Australia. They used brief displays, identified the target face with a frame, and collected attractiveness ratings. Conditions included different faces, repeated photographs, and non-human distractors such as houses. See Limited evidence of hierarchical encoding in the cheerleader effect.

The researchers observed group-related increases, but smaller increases also occurred in conditions that challenged the simple face-averaging account. Their conclusion was limited support for that mechanism, with alternatives still needing investigation. Finding a presentation effect and knowing exactly why it occurs are different achievements. The experiments do not provide a formula for selecting an ideal number or combination of friends.

Choose a photo for the job it must do

The following are editorial recommendations based on communication goals, not outcomes proven by those experiments. For a professional directory or messaging avatar, a solo image is a practical default: it assigns one face to one name. For a profile that permits several pictures, an additional group shot can explain an activity or occasion. A team page may appropriately show the whole team while using separate portraits for individual identification.

  • Main avatar: choose one clearly visible face, with room for the platform's circular or square crop.
  • Additional social image: keep the group when the activity contributes something useful, such as a shared hike or a public performance.
  • Team or event image: use the group to communicate participation; provide names or separate portraits when identification matters.
  • Photo feedback input: use a clear individual portrait so the image and feedback have an unambiguous subject.

A cheerful event photo may be an excellent memory and still make a confusing avatar. Conversely, a plain portrait can communicate identity well even if it tells little about your interests. You do not need one image to perform every role.

Use this five-step group-photo check

  1. View the actual display size. Preview the thumbnail and crop you will publish. Check whether your face remains visible without zooming, and whether a circular crop removes someone or cuts through your head. A full-screen camera-roll preview is a different viewing condition.
  2. Test identification before preference. Show the preview with a clear solo reference to someone who does not know the group. Ask them to point to the profile owner. This is a practical usability check, not a scientific diagnostic. If they hesitate, choose a solo lead image or make the surrounding profile context clearer.
  3. Check what the group adds. Write one sentence describing the useful context. “This shows the activity I enjoy” is more informative than “this crowd might raise my rating.” If the scene contributes nothing and makes recognition harder, there is little reason to lead with it.
  4. Check the people and the crop. Confirm that the other people are comfortable with the intended public use. Avoid an embarrassing expression, misleading crop, or private occasion someone would prefer not to share. Choose another image if obtaining that agreement is impractical.
  5. Make a bounded decision. Compare a small set of suitable images, pick the one that best communicates your purpose, and stop. Different viewers can reasonably prefer different pictures. Repeated scoring is unlikely to answer whether the scene represents you honestly.

For a broader selection method, our guide to choosing a profile photo with independent feedback helps separate your own attachment to a photograph from another viewer's first impression. Here, the extra question is whether the viewer knows who the photograph is about.

A crop comparison can reveal context, but has limits

Suppose you have a three-person outdoor photograph with an expression you like. Save a copy and compare the full group with a solo crop from the same file. That keeps the captured expression and lighting constant. If your preference changes, context or framing is a plausible contributor; your facial structure did not change between exports.

A home comparison still changes face size, background, and composition, and you know both versions show you. It does not replicate the published experiments or measure a personal cheerleader-effect percentage. If the solo crop is too small or blurry, take a new portrait rather than enlarging it heavily. Our article on different impressions from photos of the same face explains why a new image can change the impression without changing the person.

Keep AI feedback tied to one clear subject

If you want FaceScore feedback on your own photo, start with a clear individual portrait and follow our photo setup guide for AI face analysis. A model-dependent result for an uploaded image is not a measurement of how every human viewer will react to a group scene. It cannot validate your popularity, friendships, character, or future dating success.

You can use FaceScore on iOS or Android for photo-based feedback, while keeping identification and honest presentation as your selection criteria. A group photo can be worthwhile because it communicates something real. A small experimental rating advantage is not a reason to hide your face or rank your friends.

Peer-Reviewed Sources

  • Walker, D., and Vul, E. (2014; online 2013). Hierarchical Encoding Makes Individuals in a Group Seem More Attractive. Psychological Science. DOI: 10.1177/0956797613497969.
  • van Osch, Y., Blanken, I., Meijs, M. H. J., and van Wolferen, J. (2015). A Group's Physical Attractiveness Is Greater Than the Average Attractiveness of Its Members: The Group Attractiveness Effect. Personality and Social Psychology Bulletin. DOI: 10.1177/0146167215572799.
  • Ojiro, Y., and colleagues (2015). Two replications of “Hierarchical encoding makes individuals in a group seem more attractive (2014; Experiment 4)”. The Quantitative Methods for Psychology. DOI: 10.20982/tqmp.11.2.r008.
  • Carragher, D. J., Thomas, N. A., Gwinn, O. S., and Nicholls, M. E. R. (2019). Limited evidence of hierarchical encoding in the cheerleader effect. Scientific Reports. DOI: 10.1038/s41598-019-45789-6.