Which Personality Types Predict Sales Performance?
In a study of 10,765 insurance agents, personality type was the single strongest predictor of sales production, stronger than resume keywords or a composite fit score. Using the Predictive Index framework, production rates ranged widely by type, from Captain near 36.8% down to Promoter near 0.0%. That spread was wider than any other variable measured. Personality type alone reached an AUC of 0.647, against 0.558 for keyword screening. How someone is wired predicted production better than what was on their resume.
Source: "Decision Traces," Saad Bin Shafiq, NODES, 2026. Personality analysis on agents with Predictive Index data (n=229 evaluable). Read it on arXiv.
What the data showed
Production rate by personality type, for the most common types:
| Type | Production rate | Sample |
|---|---|---|
| Captain | 36.8% | 19 |
| Specialist | 32.0% | 25 |
| Operator | 30.2% | 63 |
| Venturer | 29.4% | 17 |
| Guardian | 25.5% | 51 |
| Adapter | 9.7% | 31 |
| Promoter | 0.0% | 7 |
The gap from top to bottom was larger than for any other single variable in the study. Personality type on its own predicted production better than all non-personality features combined.
Why personality beat keywords
Keywords describe what a candidate has done. Personality measures how they tend to operate, which turns out to matter more in a structured sales role with high rejection and required coaching. In the model comparison, personality type reached an AUC of 0.647, well above keyword screening at 0.558, and it carried more signal alone than every non-personality feature put together. See the full model comparison.
What this does not say
These numbers come from a small sample. Only 229 agents had personality data, and individual type cells are small, with wide confidence intervals. Promoter at 0.0% rests on seven people, so it is not reliable evidence that the type cannot sell. Personality was also not assigned at random, since the assessment ran at certain locations and channels. The honest reading: personality type was the strongest single signal in this dataset, the spread was large, and the specific per-type rates need validation on bigger samples before anyone hires or rejects on them. Single carrier, single role.
Frequently asked questions
Does personality predict sales performance? In this study, yes, more than any other single signal. Personality type reached an AUC of 0.647, against 0.558 for resume keywords, and the production spread across types was the widest of any variable measured.
Which personality type sold best? Among the common types, Captain had the highest production rate at 36.8%. These per-type rates come from small samples, so treat them as directional rather than settled.
Should we hire only certain personality types? No. The samples per type are small, and screening hard on a single trait repeats the keyword mistake. Personality is one strong signal to fuse with others, not a filter to apply on its own.
What assessment was used? The Predictive Index, a validated behavioral assessment, fused with behavioral scoring and applicant tracking data.
Related reading
- From AUC 0.647 to 0.735: how data fusion improves prediction
- Why too much leadership drive can hurt sales performance
- What 10,765 hires revealed about resume keywords
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