The Science of Strengths: How Positive Psychology Redefines Success

The Science of Strengths: How Positive Psychology Redefines Success

The Science of Strengths: How Positive Psychology Redefines Success

The Science of Strengths: How Positive Psychology Redefines Success

Estimated reading time: 10–12 minutes


What You Will Learn

  • How positive psychology expanded the conversation about success beyond achievement and deficit correction.

  • What character strengths are within the VIA framework and how they differ from talents and skills.

  • What current research actually shows about strengths interventions and well-being.

  • Why success can include the quality of how goals are pursued, not only whether they are achieved.

  • How strengths may support work, relationships, meaning, and personal growth without guaranteeing performance.

  • Why strengths-based development should complement rather than replace attention to weaknesses, skills, mental health, and context.


What Is the Science of Character Strengths?

The 24 character strengths grouped under six virtues. Original symbols © VIA Institute on Character.
The 24 character strengths grouped under six virtues. Original symbols © VIA Institute on Character.

The science of character strengths studies positive capacities such as curiosity, fairness, and perseverance: how they are measured, expressed, and related to everyday life. It forms part of positive psychology’s interest in well-being, meaning, and relationships alongside the understanding of psychological difficulties. This research adds a question to the evaluation of success: how was a result achieved, and with what effects on oneself and others? Two people can reach the same goal through different patterns of cooperation, honesty, and responses to obstacles.

Concrete outcomes still matter; qualifications, employment, and income can have major consequences. A broader evaluation can also consider relationships, meaning, health, and commitments. Strengths offer a language for describing some of the behaviors involved in these dimensions. They do not prescribe one definition of success, but invite wider questions when choosing a goal and reviewing its pursuit.


What Character Strengths Are, and What They Are Not

Christopher Peterson and Martin Seligman introduced the VIA Classification of Character Strengths and Virtues as an organized framework for studying positively valued characteristics. The model identifies 24 character strengths, including curiosity, creativity, perseverance, honesty, kindness, fairness, teamwork, forgiveness, gratitude, hope, prudence, humor, and self-regulation, conceptually grouped under six virtues. The framework was developed through examination of philosophical, religious, psychological, and cultural traditions rather than discovered as a biological taxonomy.

Character strengths differ from talents and skills. A talent refers to a capacity that may support performance, while a skill is developed through learning and practice. Someone may have musical ability and excellent technical training, for example, while character strengths such as perseverance, humility, creativity, or social intelligence influence how that ability is developed and used. Character strengths also overlap with broader personality traits, but they place greater emphasis on qualities regarded as socially or morally valuable.

It is important not to turn this distinction into another set of boxes. Character strengths are not twenty-four personality types, and the VIA framework does not suggest that one person possesses kindness while another does not. People can express all 24 strengths to different degrees and in different situations. A strength that appears naturally in one part of life may be harder to access elsewhere, and qualities can be developed through practice.

That flexibility is part of what makes the framework useful for thinking about success. Instead of asking only “What am I naturally good at?”, strengths work asks “What qualities could help me approach this situation well?”


What the Science Actually Supports

The earliest strengths-intervention research generated considerable enthusiasm. In a landmark 2005 randomized study, participants who identified signature strengths and deliberately used one in new ways for a week reported increased happiness and lower depressive symptoms at several follow-up points. The finding helped establish one of positive psychology’s best-known interventions and inspired a much larger research literature.

A 2025 review synthesized 162 randomized trials involving more than 33,000 participants. It found uneven support for activities associated with different strengths and important evidence gaps. Activities and measures varied, and not all were standardized VIA Survey programs. Findings should therefore be interpreted in relation to the practice tested rather than generalized to every strengths program.

A 2026 meta-analysis examined whether change in the targeted quality helped explain change in well-being. It included 114 randomized trials, with enough eligible evidence to analyze five strengths. Findings supported possible pathways involving qualities such as perspective, kindness, and gratitude, but patterns differed across strengths. Statistical mediation models can investigate possible mechanisms without establishing exactly how change occurred for every participant.

These findings encourage precision about benefits. Feeling better after an activity does not necessarily indicate lasting development in a strength. Evidence for one exercise does not transfer automatically to another with a similar label. Application is clearer when the intended behavior and outcome are specified.


Strengths Can Broaden What Success Means

The most interesting implication of strengths science is not that strengths automatically create success. It is that they allow us to evaluate success on more than one dimension. Someone may reach an ambitious goal through perseverance, but if that perseverance becomes chronic overwork and damages important relationships, the achievement does not tell the entire story. Another person may fail to reach a particular target while demonstrating courage, judgment, learning, and flexibility that position them well for future opportunities.

This does not mean redefining every failure as success. Outcomes matter. A surgeon must still perform competently, an organization must remain economically viable, and students still need to learn. Character strengths cannot substitute for knowledge or technical ability. Their contribution lies in influencing the quality of behavior surrounding those outcomes.

A leader may use bravery to address a difficult problem, fairness to distribute responsibility, humility to acknowledge uncertainty, and perspective to consider longer-term consequences. A teacher may combine love of learning with social intelligence rather than simply possessing subject knowledge. A parent may draw on patience, humor, judgment, and kindness while still maintaining limits. In each case, strengths help us describe dimensions of success that traditional performance measures often miss.

Success can therefore include achievement and alignment. The useful question is not whether a life looks successful from the outside, but whether achievement, values, relationships, contribution, and psychological well-being can coexist reasonably well.


Character Strengths and PERMA

Strengths are frequently connected with Seligman’s PERMA model of well-being: Positive Emotion, Engagement, Relationships, Meaning, and Accomplishment. The connection makes intuitive and empirical sense, but strengths should not be described as the machinery that automatically powers all five elements. PERMA describes domains of well-being, while character strengths describe qualities that may help people engage with those domains.

Gratitude or humor may contribute to positive emotion. Curiosity and creativity may support engagement. Love, kindness, and social intelligence can contribute to relationships. Spirituality, perspective, or hope may be relevant to meaning, while perseverance and self-regulation can support accomplishment. Yet the same strength can contribute to several domains, and different people may use very different strengths to reach similar outcomes.

This matters because flourishing is not a formula. A highly curious person does not automatically experience flow, and a persevering person does not automatically achieve worthwhile goals. Context, opportunity, skill, health, resources, relationships, and structural conditions all matter. Strengths are potential contributors to well-being rather than independent guarantees of it.


Work Is Where the Strengths Conversation Often Becomes Confused

Workplace strengths research requires particular care because two different frameworks are often blended together. VIA character strengths assess qualities such as kindness, fairness, perspective, prudence, and gratitude. Gallup’s CliftonStrengths framework identifies 34 talent themes related to patterns of thinking, feeling, and behavior in work and performance. Both approaches use the word strengths, but they are not interchangeable measures.

This matters when workplace statistics are quoted. Gallup has reported strong associations between employees using their strengths and outcomes such as engagement and productivity, but those claims arise from Gallup’s own talent-based strengths framework and organizational research. They should not be presented as evidence that a VIA character-strength intervention produces the same business outcomes.

A 2024 employee intervention study found mixed results, with several nonsignificant comparisons against control groups. Some analyses showed better outcomes among people whose actual strengths use increased. That association alone does not establish that increased use caused the improvement. Opportunities, resources, and the nature of the work remain important when interpreting the experience.

The practical lesson is valuable: knowing strengths is not enough. The workplace has to provide meaningful opportunities to use them. No amount of perseverance compensates indefinitely for chronic understaffing, and gratitude cannot repair poor leadership or unsafe organizational systems.


Using Strengths Without Becoming Trapped by Them

The language of strengths can become counterproductive when people start treating their strongest qualities as obligations. Someone who identifies kindness as central may believe they should always accommodate others. A person proud of perseverance may continue a failing strategy long after adjustment would be wiser. Honesty without sensitivity can become unnecessary bluntness, while prudence can become excessive caution.

For this reason, strengths development should involve judgment, not simply greater frequency. The question is not “How can I use more of my highest strength?” but “Which strength, or combination of strengths, would serve this situation?” Kindness might need honesty. Bravery might need prudence. Leadership can benefit from humility, and perseverance may need perspective.

Lesser-used strengths can also matter. Randomized research comparing the use of signature strengths with lesser strengths has found benefits in both conditions, challenging the idea that development should focus exclusively on what already comes naturally. A flexible strengths repertoire may ultimately be more useful than becoming increasingly dependent on a few preferred qualities.


Strengths-Based Success Includes Context and Opportunity

Positive psychology becomes less credible when strengths language is used to explain away circumstances that individuals cannot control. Career outcomes are influenced by education, opportunity, labor markets, discrimination, health, economic resources, organizational systems, and chance. A strengths-based perspective should help people recognize resources they can use without implying that unsuccessful people simply failed to deploy enough perseverance or hope.

The same principle applies personally. Character strengths can complement treatment for psychological difficulties, but they do not replace clinically appropriate care. Gratitude is not a treatment for major depression, perseverance does not solve trauma, and hope cannot remove poverty or unsafe relationships. A strengths orientation becomes most useful when it operates alongside realistic assessment of difficulties.

Success is therefore partly personal and partly contextual. We can influence how we respond, what qualities we cultivate, and what goals we pursue. We cannot control every condition surrounding the outcome. Recognizing that distinction allows strengths science to encourage agency without drifting into blame.


A More Useful Way to Apply Strengths

Begin by identifying a real situation rather than starting with an abstract desire to “use your strengths more.” Suppose you need to negotiate a difficult workplace decision. Ask which qualities the situation requires. Bravery might help you raise the issue, fairness could help you understand competing interests, social intelligence may shape the way you communicate, and judgment can help you evaluate alternatives.

Then turn the strength into behavior. “Use bravery” is too vague. “Raise the concern during Friday’s meeting rather than waiting for someone else to do it” is concrete. Afterwards, evaluate the result. Did bravery help? Did the situation need more prudence or teamwork? What would you repeat?

This approach turns strengths into a practical vocabulary for action rather than inspirational labels. It also creates evidence from your own life, which can be more informative than simply admiring a strengths profile.


Success That Includes What Matters

Success can include what you achieve, how you pursue it, and its effects on your relationships and life. Choose a meaningful goal, identify one behavior a strength could support, and review the result realistically. That review may lead to continuing, changing the plan, or seeking additional support. Strengths are useful here when they help clarify choices without reducing success to one quality or one result.



Symbol credit

Original character-strength symbols in this series © VIA Institute on Character. The blue-glass illustrations are artistic adaptations of these symbols, prepared for Biri Publishing. Explore the character strengths and virtues map.

References

  • Bratty, A. J., & Dennis, N. C. (2024). The efficacy of employee strengths interventions on desirable workplace outcomes. Current Psychology, 43, 16514–16532.
  • Cebolla, A., Fernández-Castilla, B., Lecuona, O., et al. (2026). Efficacy of cultivating human strengths and virtues on well-being: A one-stage meta-analytic structural equation modeling approach. Clinical Psychology Review, 124, 102692.
  • Cebolla, A., Navarro-Siurana, J., Galante, J., et al. (2025). A synthesis of randomized controlled trials on psychological interventions fostering strengths and virtues: Evidence from 21 systematic reviews. Applied Psychology: Health and Well-Being, 17(4), e70069.
  • Linley, P. A., Nielsen, K. M., Gillett, R., & Biswas-Diener, R. (2010). Using signature strengths in pursuit of goals: Effects on goal progress, need satisfaction, and well-being. International Coaching Psychology Review, 5(1), 6–15.
  • Miglianico, M., Dubreuil, P., Miquelon, P., Bakker, A. B., & Martin-Krumm, C. (2020). Strength use in the workplace: A literature review. Journal of Happiness Studies, 21, 737–764.
  • Peterson, C., & Seligman, M. E. P. (2004). Character Strengths and Virtues: A Handbook and Classification. Oxford University Press.
  • Seligman, M. E. P., Steen, T. A., Park, N., & Peterson, C. (2005). Positive psychology progress: Empirical validation of interventions. American Psychologist, 60(5), 410–421.

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