Social work theory · Volume F: Community, Collective & Social Change

Collective efficacy and neighbourhood effects

Collective efficacy and neighbourhood effects theories explain how the places where people live shape their wellbeing, safety and life chances, over and above their individual and family characteristics.

1. What it is

Collective efficacy and neighbourhood effects theories explain how the places where people live shape their wellbeing, safety and life chances, over and above their individual and family characteristics. They focus on the social organisation of neighbourhoods: the ties among residents, their shared expectations, and their capacity to act together for the common good (Sampson et al., 1997). The family grew from the Chicago School’s study of urban communities and now includes a large body of research on how concentrated disadvantage affects crime, health, child development and child maltreatment (Sampson et al., 2002). For social work, it offers an evidence base for place-based and community-level practice and a counterweight to explanations that locate problems only in individuals.

Social disorganisation theory (Shaw and McKay). Clifford Shaw and Henry McKay (1942) mapped juvenile delinquency across Chicago over several decades. They found that high delinquency rates persisted in the same inner-city areas even as different ethnic groups moved in and out. They concluded that delinquency was linked to enduring characteristics of places, whichever population lived there. Low economic status, residential mobility and ethnic heterogeneity weakened a community’s ability to agree on common values and to supervise young people. Kornhauser (1978) later clarified social disorganisation as the inability of a community to realise the common values of its residents.

Systemic model of social disorganisation. Sampson and Groves (1989) tested social disorganisation theory using British survey data. They found that structural factors such as poverty and residential instability affected crime largely through intervening social processes: sparse friendship networks, unsupervised teenage peer groups and low participation in local organisations. This systemic model treats local networks of friendship, kinship and association as the mechanism linking structure to outcomes (Bursik, 1988).

Collective efficacy (Sampson, Raudenbush and Earls). Sampson et al. (1997) defined collective efficacy as social cohesion among neighbours combined with their willingness to intervene on behalf of the common good. Drawing on the Project on Human Development in Chicago Neighborhoods, they surveyed nearly 9,000 residents across 343 neighbourhood clusters. Residents were asked whether neighbours would act if children were skipping school or a fight broke out, and whether neighbours trusted one another. Collective efficacy was associated with lower violence and mediated much of the effect of concentrated disadvantage and residential instability. The concept borrows from Bandura’s idea of efficacy but applies it to the shared expectations of a community.

Neighbourhood effects. Neighbourhood effects are the independent influence of neighbourhood conditions on individual outcomes after accounting for personal and family characteristics. Wilson (1987) argued that the concentration of poverty in American inner cities, following deindustrialisation and the departure of middle-class residents, produced social isolation and limited access to jobs and role models. Leventhal and Brooks-Gunn (2000) reviewed evidence that neighbourhood income and resources affect children’s achievement and behaviour, and identified institutional resources, relationships and norms as likely pathways. Coulton et al. (1995) found that child maltreatment rates were linked to neighbourhood impoverishment, instability and child care burden.

Neighbourhood effects debates. Measuring neighbourhood effects is methodologically difficult. Families choose or are sorted into neighbourhoods, so differences in outcomes may reflect selection into neighbourhoods as well as, or instead of, the effects of place. Manski (1993) described the reflection problem, the difficulty of separating group influence from shared characteristics. Experimental housing mobility programs such as Moving to Opportunity found modest effects on adult wellbeing and stronger long-term benefits for children who moved at younger ages (Chetty et al., 2016). Critics such as Slater (2013) argue that the focus on neighbourhood effects diverts attention from the structural forces, such as housing markets and labour markets, that create disadvantaged neighbourhoods in the first place.

2. Historical development

The family originated in the Chicago School of sociology, which treated the city as an ecological system of natural areas (Park et al., 1925). Shaw and McKay applied this approach to delinquency, establishing social disorganisation theory. The theory declined in the 1960s and 1970s but was revived in the 1980s through clearer definitions and new survey methods (Bursik, 1988; Sampson & Groves, 1989). Collective efficacy emerged as an independent concept when Sampson et al. (1997) shifted attention from social ties alone to the shared expectations that enable residents to act.

Social work has long connected with this tradition, since Chicago School research developed alongside the settlement movement and community-based practice. Community-level research on child maltreatment brought neighbourhood effects into child welfare (Coulton et al., 1995). In Australia, Mazerolle et al. (2010) found that collective efficacy was associated with lower violence across Brisbane communities, supporting the transferability of the concept beyond the United States.

3. Practical guidance

Collective efficacy and neighbourhood effects research supports social workers to assess and strengthen the social environment as well as individual circumstances.

• Include neighbourhood in assessment. Ask about local safety, services, transport and relationships with neighbours. These conditions affect parenting, child development and wellbeing (Leventhal & Brooks-Gunn, 2000).
• Build trust and shared expectations. Support activities that bring residents together, such as playgroups, community gardens and local events, since cohesion and trust are components of collective efficacy (Sampson et al., 1997).
• Strengthen local institutions. Schools, neighbourhood houses, sporting clubs and community health services provide the organisational base through which residents act together (Sampson, 2012).
• Use place-based child protection strategies. Neighbourhood-level prevention can address the conditions linked to higher maltreatment rates, such as isolation and limited support for parents (Coulton et al., 1995).
• Advocate on structural causes. Housing affordability, employment and public investment create and sustain disadvantaged areas. Practice should include policy advocacy alongside local work (Slater, 2013).
• Avoid stigmatising places. Describing a suburb as disadvantaged can reinforce stigma. Work with residents to highlight community strengths and their own priorities.

4. Critical evaluation

Strengths. The family offers a strong empirical basis for understanding how places shape lives, supported by large longitudinal studies and replication outside the United States (Mazerolle et al., 2010; Sampson, 2012). Collective efficacy shifts attention from individual deficits to community capacity and suggests practical targets for intervention. The research links neatly with social capital (F2) and community empowerment (F6).

Limitations. Selection bias and the reflection problem make it hard to establish that neighbourhoods cause outcomes (Manski, 1993). Social disorganisation theory has been criticised for implying that poor and ethnically diverse communities are disorganised, although such communities may have forms of organisation that researchers did not measure. Collective efficacy can be used to justify policing and informal surveillance that fall heavily on marginalised groups. Critics argue that the neighbourhood effects literature can shift attention from structural inequality and housing policy to the characteristics of poor places (Slater, 2013).

Overall importance. This family provides one of the most rigorous evidence bases for community-level social work. It explains why place-based approaches matter and identifies collective efficacy as a modifiable feature of communities. Used with attention to structural causes and community strengths, it supports social workers to combine local capacity building with advocacy for fairer distribution of resources.

5. References

• Bursik, R. J., Jr. (1988). Social disorganization and theories of crime and delinquency: Problems and prospects. Criminology, 26(4), 519–551. https://doi.org/10.1111/j.1745-9125.1988.tb00854.x
• Chetty, R., Hendren, N., & Katz, L. F. (2016). The effects of exposure to better neighborhoods on children: New evidence from the Moving to Opportunity experiment. American Economic Review, 106(4), 855–902. https://doi.org/10.1257/aer.20150572
• Coulton, C. J., Korbin, J. E., Su, M., & Chow, J. (1995). Community level factors and child maltreatment rates. Child Development, 66(5), 1262–1276. https://doi.org/10.2307/1131646
• Kornhauser, R. R. (1978). Social sources of delinquency: An appraisal of analytic models. University of Chicago Press.
• Leventhal, T., & Brooks-Gunn, J. (2000). The neighborhoods they live in: The effects of neighborhood residence on child and adolescent outcomes. Psychological Bulletin, 126(2), 309–337. https://doi.org/10.1037/0033-2909.126.2.309
• Manski, C. F. (1993). Identification of endogenous social effects: The reflection problem. Review of Economic Studies, 60(3), 531–542. https://doi.org/10.2307/2298123
• Mazerolle, L., Wickes, R., & McBroom, J. (2010). Community variations in violence: The role of social ties and collective efficacy in comparative context. Journal of Research in Crime and Delinquency, 47(1), 3–30.
• Park, R. E., Burgess, E. W., & McKenzie, R. D. (1925). The city. University of Chicago Press.
• Sampson, R. J. (2012). Great American city: Chicago and the enduring neighborhood effect. University of Chicago Press.
• Sampson, R. J., & Groves, W. B. (1989). Community structure and crime: Testing social-disorganization theory. American Journal of Sociology, 94(4), 774–802. https://doi.org/10.1086/229068
• Sampson, R. J., Morenoff, J. D., & Gannon-Rowley, T. (2002). Assessing “neighborhood effects”: Social processes and new directions in research. Annual Review of Sociology, 28, 443–478. https://doi.org/10.1146/annurev.soc.28.110601.141114
• Sampson, R. J., Raudenbush, S. W., & Earls, F. (1997). Neighborhoods and violent crime: A multilevel study of collective efficacy. Science, 277(5328), 918–924. https://doi.org/10.1126/science.277.5328.918
• Shaw, C. R., & McKay, H. D. (1942). Juvenile delinquency and urban areas. University of Chicago Press.
• Slater, T. (2013). Your life chances affect where you live: A critique of the “cottage industry” of neighbourhood effects research. International Journal of Urban and Regional Research, 37(2), 367–387.
• Wilson, W. J. (1987). The truly disadvantaged: The inner city, the underclass, and public policy. University of Chicago Press.