Introduction on Functional Approach to Stratification
Social stratification refers to the hierarchical arrangement of individuals and groups in society based on factors such as class, caste, status, power, wealth, and prestige. It shapes access to resources, life chances, and opportunities, making it one of the central concerns in sociology. Among the many perspectives that explain stratification, the functional approach—largely developed by Kingsley Davis and Wilbert Moore—is one of the most influential and controversial. Rooted in structural functionalism, this approach views stratification not as a mere reflection of inequality, but as a necessary mechanism for the smooth functioning of society.
This article explores the functional approach to stratification, its assumptions, contributions, criticisms, and significance in sociological analysis.

Conceptual Foundation
The functional approach is embedded within the structural-functional paradigm of sociology, which sees society as a complex system made up of interdependent parts working together to maintain stability and order. Stratification, in this view, is not an accident or an outcome of exploitation, but a functional necessity.
Davis and Moore, in their classic 1945 essay “Some Principles of Stratification”, argued that every society, regardless of its form, must ensure that the most functionally important positions are filled by the most qualified individuals. Stratification, therefore, becomes a way to:
- Differentiate roles and positions.
- Motivate individuals to acquire training and skills.
- Reward merit and efficiency through unequal distribution of resources.
Thus, inequality is seen as not only inevitable but also beneficial for social order.
Key Assumptions of the Functional Approach
- Inequality is universal and necessary.
All societies exhibit some form of inequality. Rather than being a flaw, it ensures that crucial roles are filled. - Role differentiation.
Every society requires different roles—from manual labor to leadership—to maintain stability. - Functional importance of positions.
Certain positions (e.g., doctors, scientists, administrators) are more critical for societal survival than others. - Scarcity of talent and skills.
Not everyone has the ability, training, or motivation to perform complex and demanding roles. - Motivation through rewards.
To encourage people to invest time, energy, and resources in acquiring skills, society must provide higher rewards (income, prestige, power). - Meritocratic principle.
Stratification is justified as it rewards talent, effort, and efficiency, leading to an optimal match between ability and role.
Functional Approach Explained
According to Davis and Moore, stratification is functionally significant because:
- Ensuring efficiency: The distribution of rewards guarantees that the most capable individuals occupy the most demanding positions.
- Social integration: Hierarchical ranking creates a sense of order and predictability in social interactions.
- Incentive structure: Unequal rewards motivate individuals to strive for excellence, fostering innovation and progress.
- Role allocation: Stratification acts as a sorting mechanism, channeling individuals into roles suitable for their abilities and training.
For example, becoming a neurosurgeon requires years of training and immense dedication. Without the promise of high income and prestige, fewer people would be motivated to take up this challenging profession. Thus, inequality serves a positive purpose in aligning talent with societal needs.
Contributions of the Functional Approach
- Focus on positive functions of inequality.
It shifted attention from viewing inequality merely as a source of conflict to considering its role in maintaining order and efficiency. - Universal applicability.
The theory explains why stratification is found across all human societies, regardless of cultural differences. - Merit-based justification.
By emphasizing the role of skills and training, it provides a rationale for modern occupational hierarchies. - Systemic perspective.
It highlights how inequality is embedded within the larger social system rather than being an isolated phenomenon.
Criticisms of the Functional Approach
Despite its influence, the functional approach has been widely criticized:

- Overemphasis on consensus.
The theory assumes that all members of society agree on the importance of positions and rewards, which is often not the case. - Neglect of power and conflict.
It ignores how stratification often benefits dominant groups who maintain privileges through coercion, ideology, or institutional control. - Questionable meritocracy.
Access to education, skills, and opportunities is often shaped by inherited wealth, caste, class, or gender, not purely by talent. - Excessive inequality.
The approach justifies large gaps in income and prestige, even when such disparities are not functionally necessary. For example, CEOs may earn hundreds of times more than ordinary workers, without proportional differences in functional importance. - Functional circularity.
Critics argue that the theory is tautological: positions are important because they are rewarded, and they are rewarded because they are important. - Alternative perspectives.
Conflict theorists like Karl Marx and Ralf Dahrendorf highlight that inequality is less about functional necessity and more about exploitation and domination.
Functional Approach in Contemporary Context
In today’s globalized world, the functional approach still has relevance but faces new challenges:
- Education and skill gaps: The assumption that rewards are based on merit is undermined in societies where unequal access to education perpetuates privilege.
- Changing labor markets: With automation and digital economies, the definition of “functionally important positions” is rapidly evolving.
- Global inequality: While functional theory explains internal stratification, it struggles to justify vast disparities between nations.
- Social justice movements: Rising awareness about systemic discrimination challenges the idea that stratification is natural or beneficial.
Nevertheless, the functional perspective continues to shape debates about wages, professional hierarchies, and policies for talent development.
Comparative Perspectives on Functional Approach to Stratification
- Functionalists (Davis & Moore): Inequality is necessary for role allocation and motivation.
- Marxists: Inequality is a tool of exploitation that benefits the ruling class.
- Weberians: Stratification is multidimensional, involving class, status, and power, not merely functional necessity.
- Modern functionalists (Parsons): Stratification integrates individuals into a value system by linking rewards with societal norms.
This comparison shows that while functionalism provides valuable insights, it is only one part of the larger sociological debate.
Conclusion on Functional Approach to Stratification
The functional approach to stratification remains a foundational theory in sociology. By viewing inequality as a mechanism of social order and efficiency, it underscores the ways in which stratification motivates individuals, allocates roles, and sustains societal functioning. However, its limitations—especially its neglect of power, privilege, and structural barriers—make it an incomplete explanation.

In contemporary society, where debates about equality, justice, and access to opportunities are pressing, the functional approach must be understood critically. It serves as a useful starting point to appreciate the organizational role of inequality but must be supplemented by conflict, critical, and multidimensional perspectives. Ultimately, sociology benefits from engaging with these diverse viewpoints to understand stratification as a complex interplay of function, power, and human agency.
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Exam-style questions on Functional Approach to Stratification
5 Marks Questions on Functional Approach to Stratification (Short Answer Type)
- Define the functional approach to stratification.
- Who are the main contributors to the functional theory of stratification?
- State two key assumptions of Davis and Moore’s theory.
- What does the functional approach say about the universality of inequality?
- Mention one criticism of the functional approach to stratification.
10 Marks Questions on Functional Approach to Stratification (Medium Answer Type)
- Explain how the functional approach views the role of rewards in motivating individuals.
- Discuss the relationship between role differentiation and stratification in functional theory.
- How does Davis and Moore’s theory justify inequality as functionally necessary?
- Evaluate the strengths of the functional approach to stratification.
- Compare the functional approach with the conflict perspective of stratification.
15 Marks Questions on Functional Approach to Stratification (Long Answer/Essay Type)
- Critically examine Davis and Moore’s functional theory of stratification.
- Discuss the assumptions, contributions, and criticisms of the functional approach to stratification.
- To what extent is the functional approach to stratification relevant in contemporary society?
- “Stratification is inevitable and necessary for social order.” Discuss with reference to the functionalist perspective.
- Compare and contrast the functional, Marxian, and Weberian approaches to stratification.