Breaking down the question
The question is thinker-specific and asks two things at once. First, it expects a clear exposition of Talcott Parsons' AGIL framework — the four functional prerequisites that any social system must satisfy to survive. Second, and more demanding, it asks how this framework can be used to analyse key problems in a society. The command word discuss invites both application and a measured critical appraisal.
The pivotal word is problems. A weak answer merely describes the four boxes; a strong answer treats AGIL as an analytical lens, showing how societal difficulties — economic breakdown, weak leadership, disintegration, cultural erosion — can be read as failures or strains in one or more of the four functional subsystems. The framework is thus presented not as a static diagram but as a diagnostic tool.
You should therefore establish the framework precisely, map its four functions onto concrete societal institutions, and then demonstrate its analytical power on real problems before weighing its limitations. For the wider theoretical setting, draw on the note on Parsons' social system and pattern variables.
How to approach it
Open by situating AGIL within Parsons' structural functionalism and his central question — how social order and system survival are possible. State that every system, from a small group to a whole society, must meet four functional prerequisites, and that these can be arranged along two axes: internal versus external orientation, and instrumental versus consummatory means.
Next, expound each function — Adaptation, Goal attainment, Integration, Latency — and pair it with the societal subsystem and institutions that specialise in it: the economy, the polity, the legal and normative order, and the family, education and religion. This mapping is the hinge of the answer.
Then apply the framework to key problems: economic stagnation as an adaptation failure, a crisis of authority as a goal-attainment failure, communal conflict or normlessness as integration failure, and cultural or motivational erosion as latency failure. Illustrate briefly with recognisable examples. Close with a balanced critique — the charge of conservatism, neglect of conflict and change — so the answer discusses rather than merely applies. Reserve a crisp conclusion on AGIL's enduring value as a heuristic.
Model answer
Talcott Parsons, the foremost exponent of structural functionalism, sought to explain how social systems maintain order and reproduce themselves over time. His answer was that every system of action — whether a small group, an organisation or an entire society — must solve four basic problems if it is to survive. These he termed the functional prerequisites, summarised in the acronym AGIL: Adaptation, Goal attainment, Integration, and Latency or pattern maintenance. Parsons derived the four from the intersection of two axes: whether the function is oriented to the system's external environment or to its internal state, and whether it involves instrumental means or consummatory ends.
Adaptation (A) refers to the system's need to secure resources from its environment and distribute them internally. At the societal level this function is specialised in the economy, which extracts, produces and allocates material means. Goal attainment (G) concerns the setting of collective goals and the mobilisation of resources to achieve them; this is the province of the polity, the state and government, which define priorities and direct effort. Integration (I) is the internal problem of coordinating the parts of the system and containing conflict so that the whole coheres; it is served by the legal system, norms and institutions of social control. Latency (L), or pattern maintenance and tension management, concerns the storage and renewal of the values and motivations that sustain action; it is discharged by the family, education, religion and culture, which socialise members and repair their commitment. Together these four subsystems exchange inputs and outputs — Parsons' interchange model — keeping the society in a state of moving or dynamic equilibrium.
The framework becomes analytically powerful when we treat a society's key problems as strains or failures located in one or more of these functions. Consider adaptation. When an economy stagnates, when unemployment and scarcity spread, or when a society cannot generate and distribute resources, this is an adaptive failure that reverberates through the other subsystems, starving the polity of means and eroding the material base of integration. Economic crises, food insecurity and industrial decline can all be read in these terms.
Turn to goal attainment. A crisis of governance — weak or illegitimate leadership, policy paralysis, an inability to set and pursue collective goals — represents a failure of the political subsystem. Where authority is contested and decisions cannot be made or enforced, the society drifts, unable to steer itself, and the strain passes to integration and adaptation alike.
Integration furnishes perhaps the most fertile application. Communal and ethnic conflict, class antagonism, rising crime, and the general condition Durkheim called anomie can all be analysed as integrative failures — the norms and institutions that bind the parts together weakening or breaking down. A plural society that cannot reconcile its groups, or a rapidly changing one whose old controls no longer hold, exhibits precisely the disorder that the integrative subsystem exists to prevent.
Finally, latency. When the family, school and religious institutions fail to transmit shared values, or when cultural continuity is disrupted, the society suffers a deficit of motivation and commitment. Generational alienation, value confusion and the erosion of the shared symbolic order are latency failures that ultimately undermine every other function, since the system loses the internalised loyalty on which voluntary compliance rests.
Analysed this way, AGIL offers a systematic checklist for diagnosing societal difficulty: it directs attention to which functional need is unmet, and to the interchanges by which trouble in one subsystem spreads to the rest. A society in comprehensive crisis is one in which multiple prerequisites are simultaneously strained.
The framework is not without serious limitations. Critics such as C. Wright Mills and Ralf Dahrendorf charge it with an inbuilt conservatism: by defining problems as deviations from equilibrium, AGIL tends to treat the existing order as the norm and change as pathology, obscuring the possibility that conflict may be creative or that inequality may be structurally generated rather than dysfunctional. It underplays power, coercion and the interests that some groups have in disorder. Its high level of abstraction can also make it difficult to test, and its assumption that societies tend toward equilibrium sits awkwardly with histories of revolution and transformation. Parsons' later work on structural differentiation and evolutionary change answers some of these objections, but the tension remains.
In conclusion, Parsons' AGIL framework can indeed be used to analyse a society's key problems by locating them within the four functional prerequisites and their interchanges — economic problems as adaptive strain, political problems as goal-attainment failure, conflict and disorder as integrative breakdown, and cultural erosion as latency failure. Used critically, and supplemented by attention to power and conflict, it remains a valuable heuristic for mapping how the parts of a society hang together and where they come apart.
Examiner's perspective
The examiner is testing whether a candidate can move beyond describing AGIL to deploying it. Many answers reproduce the four-box diagram and its labels but never engage the operative phrase — analyse key problems. The discriminating move is to convert each function into a diagnosis of a recognisable societal problem, so that the framework visibly does analytical work.
Strong scripts establish the two axes from which Parsons derives the four functions, map each onto its societal subsystem and institutions, and then apply the scheme to concrete problems — economic, political, integrative and cultural — ideally noting the interchanges by which strain in one function spreads to others. A balanced critique naming Mills, Dahrendorf and the charge of conservatism signals maturity and honours the command word discuss. Given twenty marks, the answer should be full and well-structured, but focus and application must not be sacrificed to a padded recital of functionalist vocabulary.