Understanding the Multi-dimensional Nature of Well-being in Positive Psychology

What does it truly mean to be well? Most of us instinctively link well-being to feeling happy, but positive psychology tells a far more nuanced story. Over the past few decades, researchers have built a rich, evidence-based understanding of well-being as a multi-dimensional construct – one that goes well beyond momentary pleasure to encompass how we think about our lives, how we grow as individuals, and what gives our existence meaning. Three frameworks have been especially influential in shaping this understanding: Ed Diener’s model of Subjective Well-Being (SWB), Carol Ryff’s model of Psychological Well-Being (PWB), and Martin Seligman’s PERMA model. Together, they offer a comprehensive map of human flourishing.

Why well-being is more than just happiness 🔗

For a long time, psychology concentrated heavily on what goes wrong – mental illness, dysfunction, and distress. The positive psychology movement, which gained momentum following Martin Seligman’s landmark 1998 American Psychological Association presidential address, shifted the field’s attention toward what goes right. Instead of asking only “what makes people suffer?”, researchers began asking “what makes people flourish?” The result was a growing body of scholarship that treats well-being not as the mere absence of illness, but as a positive state with multiple, distinct dimensions worth understanding and cultivating in their own right.

This shift matters because reducing well-being to a single score or a simple question like “Are you happy?” misses critical aspects of how humans thrive. A person can report high life satisfaction yet feel profoundly directionless. Another can be engaged deeply in meaningful work yet struggle with poor affect regulation. Understanding the full picture requires examining well-being from multiple angles simultaneously.

Subjective well-being: Diener’s hedonic framework 🔗

Ed Diener, often nicknamed “Dr. Happiness,” is one of the field’s most prominent researchers. In his seminal 1984 paper, he introduced the concept of Subjective Well-Being (SWB) – a scientifically measurable way of understanding how people evaluate their own lives from the inside, rather than from an external or objective standpoint.

Diener defined SWB through three core indicators: frequent positive affect, infrequent negative affect, and life satisfaction as a cognitive judgment. In other words, a person high in SWB tends to experience more pleasant emotions than unpleasant ones, and when they step back and reflect on their life as a whole, they feel satisfied with how it is going.

The two pillars: affect and life satisfaction 🔗

It is important to understand that affect and life satisfaction are not the same thing. Affect refers to the emotional texture of everyday experience – the ongoing stream of moods and feelings that colour our days. Life satisfaction, by contrast, is a more deliberate, reflective judgment: it is the conscious assessment of how well one’s life measures up to one’s own aspirations and standards. Diener emphasized that SWB is an umbrella term that captures both of these dimensions, and that they are related but distinct constructs that need to be understood separately.

This distinction has practical significance. Someone might feel mostly positive day-to-day (high affect) yet judge their life as falling short of their ambitions (low life satisfaction). Conversely, a person might consider their life objectively successful while still experiencing persistent negative moods. A complete picture of SWB captures both realities.

What influences SWB? 🔗

Research consistently shows that demographics and income account for surprisingly little variation in SWB. Strong social relationships, personality traits – especially emotional stability – and an optimistic cognitive style are among the most reliable predictors. Diener’s own cross-national research found that in the vast majority of countries examined, average SWB was above neutral, suggesting that humans have a general tendency toward positive evaluation of their lives under normal circumstances. However, SWB is not fixed: situational factors, such as major life events or collective crises, can measurably shift the emotional component over time.

Psychological well-being: Ryff’s eudaimonic model 🔗

While Diener’s SWB framework captures the hedonic dimension of well-being – how good life feels – Carol Ryff argued that a truly comprehensive model must go further. Drawing on philosophical traditions from Aristotle to Maslow, Ryff proposed that genuine well-being is not simply about maximising pleasure and minimising pain, but about living in a way that reflects growth, purpose, and authentic self-expression. Her model, introduced in 1989, takes an explicitly eudaimonic approach – grounded in Aristotle’s idea that the goal of life is not to feel good but to live virtuously and realise one’s potential.

Ryff’s six-factor model of Psychological Well-Being (PWB) has been validated across diverse cultural and demographic samples and remains one of the most widely cited frameworks in the field.

The six dimensions of PWB 🔗

Each of Ryff’s six dimensions captures a distinct aspect of positive psychological functioning:

Self-acceptance involves holding a positive, realistic attitude toward oneself – acknowledging both strengths and weaknesses without excessive self-criticism or denial. It reflects psychological maturity and the ability to make peace with one’s past.

Positive relations with others refers to the capacity for warm, trusting, and mutually supportive relationships. It includes empathy, emotional intimacy, and an understanding of the give-and-take inherent in close human connection. Research using Ryff’s scales has shown that daily experiences of discrimination are associated with lower scores on this dimension, while recalled warmth from parental relationships in childhood predicts better outcomes in adulthood.

Autonomy captures the degree to which individuals regulate their own behaviour according to their internal values rather than caving to social pressures. A person high in autonomy evaluates themselves by personal standards rather than seeking external validation.

Environmental mastery reflects a sense of competence in managing the demands of everyday life – the ability to shape and navigate one’s environment to meet personal goals and needs.

Purpose in life refers to the belief that one’s life has direction and meaning. It encompasses having goals, a sense of directionality, and a feeling that both past and present experiences are worth living through.

Personal growth is perhaps the most distinctly eudaimonic of the six. It is the ongoing sense of development and expansion – feeling that one continues to grow, learn, and become more capable and self-aware over time. Ryff’s originality lies precisely in this multidimensional approach, which provides a holistic evaluation of well-being that single-dimension measures cannot match.

Seligman’s PERMA model: a framework for flourishing 🔗

The third major framework comes from Martin Seligman, a central figure in the positive psychology movement. In his 2011 book Flourish, Seligman moved beyond his earlier focus on happiness to propose a broader theory of well-being he called Wellbeing Theory, operationalised through the PERMA model. PERMA stands for Positive Emotion, Engagement, Relationships, Meaning, and Accomplishment – five elements that Seligman argued each contribute independently to flourishing.

A key criterion for inclusion in PERMA is that each element must be pursued for its own sake, not merely as a means to something else. It must also be measurable independently of the other four elements. This makes PERMA not just a philosophical framework but a scientifically testable one. Research has confirmed positive associations between PERMA components and physical health, life satisfaction, and job commitment, and the model has shown promise across school, clinical, and organisational settings.

Breaking down the five elements 🔗

Positive Emotion (P) goes beyond simply feeling happy. It encompasses a wide range of pleasant states – joy, gratitude, serenity, interest, hope, pride, and love. Cultivating a broader repertoire of positive emotions, rather than just pursuing excitement or pleasure, is associated with greater resilience and creativity.

Engagement (E) refers to the experience of being deeply absorbed in an activity – what psychologist Mihaly Csikszentmihalyi famously called flow. In a flow state, time seems to stop, self-consciousness disappears, and effort feels effortless. Engagement in this sense represents focus, interest, and absorption in activities that match one’s skills to the level of challenge involved.

Relationships (R) reflects the fundamental social nature of human beings. Positive, supportive connections with others are not merely pleasant – they are essential. As Seligman noted, very little that is genuinely positive in life is purely solitary. Relationships are central to well-being in both good times and bad, and the quality of social connections is a stronger predictor of flourishing than income or material circumstances.

Meaning (M) involves belonging to or serving something that one believes is larger than oneself. This could be a cause, a community, a spiritual tradition, or a set of values. Having a clear sense of purpose provides a context through which even difficult experiences can be interpreted and endured.

Accomplishment (A) is uniquely interesting within the PERMA framework. Accomplishments are sometimes pursued even when they do not produce positive emotions or meaningful relationships – people strive to master skills or reach goals for their own satisfaction. Success and the sense of achievement contribute to well-being in ways that are distinct from simply feeling good.

How the three frameworks relate to each other 🔗

It is tempting to treat SWB, PWB, and PERMA as competing models, but they are better understood as complementary lenses. Diener’s SWB focuses on the hedonic core – affect and life satisfaction. Ryff’s PWB adds the eudaimonic layer – growth, purpose, autonomy, and genuine human relationships. Seligman’s PERMA integrates both hedonic and eudaimonic elements within a single, practically applicable framework while also adding accomplishment as an independent driver of flourishing.

Together, these three frameworks reveal that well-being is genuinely multi-dimensional. As Ryff and Keyes demonstrated in their landmark 1995 study, measures that focus only on life satisfaction and positive affect systematically neglect key aspects of positive psychological functioning. A full account of human flourishing must make room for growth, meaning, autonomy, achievement, and deep connection – not just pleasant feelings.

This has real implications for how well-being is measured and promoted – in clinical practice, in education, in workplaces, and in public policy. As the University of Pennsylvania’s Positive Psychology Center notes, economic indicators like GDP have grown dramatically in recent decades while life satisfaction has remained largely flat – a finding that underscores the need for richer, more nuanced approaches to understanding and measuring societal flourishing.

Why this matters for you 🔗

Understanding these frameworks is not just an academic exercise. Each model offers a different set of questions to ask about your own life. Diener’s SWB asks: do positive experiences outweigh negative ones, and do you feel satisfied with where your life is headed? Ryff’s PWB asks: are you growing, do you have genuine relationships, do you feel a sense of purpose, and are you living according to your own values? Seligman’s PERMA asks: are you engaged in what you do, do you feel accomplished, and do you belong to something larger than yourself?

A person who genuinely flourishes tends to score reasonably well across all of these dimensions – not necessarily perfectly, but with a sense of balance and movement in the right direction. Identifying which specific areas are underdeveloped is precisely where these frameworks become practical tools rather than abstract theories.

What do you think? Of the three dimensions of well-being – subjective affect and life satisfaction, psychological growth and purpose, or the five elements of PERMA – which do you find most difficult to cultivate in your own life, and why? And do you think it is possible to flourish on some dimensions while struggling significantly on others, or do they all tend to move together?

References

1. https://ppc.sas.upenn.edu/learn-more/perma-theory-well-being-and-perma-workshops
2. https://nobaproject.com/modules/happiness-the-science-of-subjective-well-being
3. https://en.wikipedia.org/wiki/Subjective_well-being
4. https://labs.psychology.illinois.edu/~ediener/faq.html
5. https://pmc.ncbi.nlm.nih.gov/articles/PMC7678314/
6. https://pubmed.ncbi.nlm.nih.gov/7473027/
7. https://en.wikipedia.org/wiki/Six-factor_model_of_psychological_well-being
8. https://sparqtools.org/mobility-measure/psychological-wellbeing-scale/
9. https://pmc.ncbi.nlm.nih.gov/articles/PMC10669479/
10. https://en.wikipedia.org/wiki/PERMA_model
11. https://pmc.ncbi.nlm.nih.gov/articles/PMC4337659/
12. https://pmc.ncbi.nlm.nih.gov/articles/PMC9607835/