The Psychology of Women's Confidence — What Really Shapes It
By the numbers
Figures come from the studies cited at the end of this page. Numbers describe group averages and study samples, not rules about individuals.
The evidence
What the research actually shows
Albert Bandura's self-efficacy theory (1977) reframes confidence as domain-specific belief in one's capabilities, built primarily through four sources: mastery experiences (succeeding at hard things), vicarious learning (seeing others like you succeed), social persuasion (credible encouragement), and managing one's own emotional and physical state. On this view confidence is largely earned and learnable, not a personality gift some people simply have.
The often-cited 'confidence gap' deserves care. Some studies find women more likely to underestimate their performance or to hold back from opportunities unless they feel highly qualified, while men more often over-claim. But this is not a competence gap — where it appears, it commonly reflects calibration and social costs rather than actual skill differences, and it varies widely by domain and context.
Contingencies of self-worth research (Crocker and Wolfe, 2001) helps explain part of the pattern. When worth is staked on others' approval, expressing confidence can feel risky, because a visible mistake threatens the whole self. In environments where assertive women are judged more harshly than assertive men, understating oneself can be a rational adaptation rather than a sign of low self-belief. Comparison compounds this: Festinger's social comparison theory (1954) notes that a steady diet of upward comparisons tends to deflate self-assessment, while Kristin Neff's work on self-compassion (2003) suggests that meeting one's own stumbles with kindness rather than harsh criticism helps sustain steady self-belief.
The mechanism
Why this happens
Confidence follows experience. Because self-efficacy grows mainly from mastery, anyone with fewer chances to try, fail safely, and try again in a given arena will tend to feel less sure there — a matter of exposure and practice, not capacity. Where girls and women have historically had fewer such chances in certain domains, lower confidence there is an expected result, not an innate trait.
Socialization shapes expression as much as feeling. Many girls receive stronger messages to be modest, agreeable, and careful not to seem arrogant, while boldness is more often encouraged in boys. This can produce a real difference in how confidently women present, even when internal self-assessment is similar — the confidence may be there but muted in expression.
Social costs create a genuine double bind. Research on how assertiveness is received suggests confident women can face more backlash than confident men for the same behavior. Reading the room and calibrating carefully is then a sensible response to the environment, not evidence of a shaky sense of self.
Confidence and competence are distinct — some of the most capable people present modestly, and some of the most assured are overestimating.
In practice
What this looks like in real life
A woman may decline to apply for a role until she meets nearly every listed qualification, while a comparably skilled colleague applies at a fraction of that — a difference often rooted in calibration and perceived costs rather than actual readiness.
Someone might soften a strong idea with qualifiers — 'this might be silly, but' — not because she doubts it, but because unhedged assertiveness has been met with pushback before.
After a genuine success, a person may credit luck or the team rather than her own competence, reflecting a habit of under-claiming that quietly erodes the mastery experiences confidence is built from.
Myth vs. evidence
What most people get wrong about this
The biggest misconception is treating confidence as an innate trait women simply have less of. Research frames it as self-efficacy built through experience and heavily shaped by socialization and social costs. Framed as a personal deficit, it invites self-blame; framed accurately, it points to practice, opportunity, and fairer environments.
Another error is equating loud self-assurance with real competence. Confidence and competence are distinct — some of the most capable people present modestly, and some of the most assured are overestimating. Judging ability by volume of self-promotion systematically misreads quieter, well-calibrated people.
Why it matters
What this means for relationships
Confidence tends to grow when someone is given credible encouragement and real chances to stretch. Partners, friends, and colleagues who reflect back genuine competence — and who do not punish assertiveness — help build the mastery experiences self-efficacy depends on.
Because much of the gap is about expression and environment, supporting a woman's confidence often means changing the context as much as the person: making it safe to speak up, share ideas, and make visible mistakes without disproportionate cost.
At a glance: average tendencies
Broad averages with heavy overlap — many people differ from their group's tendency. This is a map, not a measurement of any one person.
| Aspect | ● Men (avg.) | ● Women (avg.) |
|---|---|---|
| Self-assessment | More likely to over-claim ability | More likely to underestimate performance |
| Applying / stepping up | Often act before feeling fully qualified | Often hold back until they meet most criteria |
| How it's expressed | Boldness more often encouraged | Modesty more often rewarded; assertiveness can draw backlash |
| Underlying competence | Not reliably higher | Not reliably lower — the gap is expression, not skill |
Where it varies
The nuance
These are averages with enormous overlap, not a description of any individual. Janet Hyde's gender similarities hypothesis (2005) shows the sexes are far more alike than different on most psychological measures, and plenty of women are highly confident while plenty of men struggle with self-doubt.
Confidence is domain-specific, so the same person can feel assured in one arena and shaky in another. Personality, upbringing, culture, and past experience usually predict someone's confidence in a given area far better than gender does.
Key takeaways
- Confidence is self-efficacy — domain-specific belief built through experience — not a fixed personality gift.
- Bandura's four sources (mastery, vicarious learning, credible encouragement, managing stress) make it learnable.
- Where a 'confidence gap' appears, it usually reflects calibration and social costs, not lower ability.
- Confidence and competence are distinct; judging skill by volume of self-promotion misreads quieter, well-calibrated people.
- Assertive women can face more backlash than men for the same behavior, making careful calibration a rational response.
- Supporting confidence often means changing the environment as much as the person — making it safe to speak up and make visible mistakes.
Questions people ask about this
Is there really a confidence gap between men and women?
Some studies find women more likely to underestimate performance or hold back unless highly qualified, while men more often over-claim. But where a gap appears it tends to reflect calibration and social costs, not a difference in ability, and it varies a lot by domain and context.
Is confidence something you're born with?
Largely no. Bandura's research frames confidence as self-efficacy built mainly through mastery experiences, seeing others succeed, credible encouragement, and managing your own stress. That means it is learnable and domain-specific rather than a fixed personality trait some people simply possess.
Why might a woman underestimate her own abilities?
Several factors can contribute: socialization toward modesty, fewer safe chances to build mastery in some domains, and real social costs when women appear assertive. Under-claiming is often a rational adaptation to those conditions rather than evidence of genuinely low ability or self-belief.
Does lower confidence mean lower competence?
Not usually. Confidence and competence are distinct — highly capable people often present modestly, and very assured people sometimes overestimate. Judging ability by how loudly someone promotes themselves tends to misread quieter, well-calibrated people, many of whom are highly skilled.
How can confidence be built?
Research points to accumulating mastery experiences by taking on manageable challenges, seeing relatable others succeed, receiving credible encouragement, and learning to manage nerves. Because self-efficacy is domain-specific, building it usually means practicing in the particular area where you want to feel surer.
Why can confident women face more pushback?
Research on how assertiveness is received suggests confident women sometimes meet more backlash than confident men for similar behavior. Careful calibration is then a reasonable response to the environment rather than a sign of weak self-belief. Changing the context often matters as much as changing the person.
Research sources
These references point to the published research and established frameworks behind this page. They are provided for further reading; see our research methodology for how sources are selected.
- Bandura, A. (1977). Self-efficacy: Toward a unifying theory of behavioral change. Psychological Review, 84(2), 191–215.
- Crocker, J., & Wolfe, C. T. (2001). Contingencies of self-worth. Psychological Review, 108(3), 593–623.
- Festinger, L. (1954). A theory of social comparison processes. Human Relations, 7(2), 117–140.
- Neff, K. D. (2003). Self-compassion: An alternative conceptualization of a healthy attitude toward oneself. Self and Identity, 2(2), 85–101.
- Hyde, J. S. (2005). The gender similarities hypothesis. American Psychologist, 60(6), 581–592.
Last reviewed by the Men Women Psychology editorial team.
Written and reviewed by the Men Women Psychology Editorial Team against our editorial standards. This article is educational and is not a substitute for professional advice.