Introduction
Research in criminology serves as a foundational tool for understanding crime, criminal behaviour, and the broader criminal justice system. As students in modules like CMY2602 Introduction to Research Methodology in Criminology, we learn that research is not merely about collecting data but about systematically advancing knowledge to inform policy, practice, and theory. This essay explores the main goals of research—description, explanation, prediction, and evaluation—drawing from criminological perspectives. By briefly explaining each goal and its contribution to knowledge generation, the essay demonstrates how research builds a sound understanding of complex social issues, such as crime patterns and interventions. While the discussion is informed by established literature, it acknowledges limitations in applying these goals universally across diverse criminological contexts.
Description as a Goal of Research
The primary goal of description in research involves systematically observing and documenting phenomena to provide a clear picture of what is occurring. In criminology, this might entail recording crime rates, victim profiles, or offender demographics, often through methods like surveys or official statistics (Bachman and Schutt, 2017). For instance, descriptive studies in the UK have mapped knife crime trends in urban areas, highlighting hotspots and temporal patterns.
This goal contributes to knowledge generation by establishing a factual baseline. Without accurate description, further analysis risks being built on assumptions. Indeed, descriptive research lays the groundwork for identifying patterns, such as the overrepresentation of certain ethnic groups in stop-and-search data, as noted in reports from the UK government (Home Office, 2020). However, its limitation lies in not explaining why these patterns exist, which requires progression to other goals. Overall, description ensures that criminological knowledge is grounded in empirical reality, fostering a broad understanding that can be applied to policy development.
Explanation as a Goal of Research
Explanation seeks to uncover the underlying causes and mechanisms behind observed phenomena, addressing ‘why’ and ‘how’ questions. In criminology, this often involves theoretical frameworks like strain theory to explain why socioeconomic deprivation might lead to higher crime rates (Maxfield and Babbie, 2018). For example, studies examining the causes of youth offending in the UK have linked family dysfunction and peer influence to delinquent behaviour.
By contributing to knowledge generation, explanation moves beyond surface-level observations to reveal causal relationships, enhancing theoretical depth. This is crucial in criminology, where understanding root causes—such as the impact of inequality on gang involvement—can inform preventive strategies (Bachman and Schutt, 2017). Nevertheless, explanations can be limited by variables like cultural context, and not all causal links are straightforward. Therefore, this goal builds a more nuanced knowledge base, allowing researchers to evaluate competing theories and refine criminological models.
Prediction as a Goal of Research
Prediction aims to forecast future events or behaviours based on established patterns and relationships. In a criminological context, this could involve using statistical models to predict recidivism rates among ex-offenders, drawing on factors like prior convictions and rehabilitation participation (Farrington, 2007). UK-based research, for instance, has developed risk assessment tools to predict violent reoffending.
This goal generates knowledge by enabling proactive interventions, such as targeted policing in high-risk areas. It contributes through the application of descriptive and explanatory data to anticipate outcomes, thereby testing the reliability of theories over time (Maxfield and Babbie, 2018). Arguably, prediction’s strength lies in its practical utility, but it faces challenges from unforeseen variables, like economic shifts affecting crime trends. In essence, it advances criminological knowledge by bridging theory and real-world applicability, though with an awareness of probabilistic rather than deterministic outcomes.
Evaluation as a Goal of Research
Evaluation assesses the effectiveness of interventions, policies, or programmes, determining what works and under what conditions. In criminology, this might involve randomised controlled trials to evaluate community policing initiatives in reducing anti-social behaviour (Bachman and Schutt, 2017). A relevant example is the evaluation of the UK’s Crime and Disorder Act 1998, which examined its impact on local crime reduction partnerships.
Evaluation contributes to knowledge generation by providing evidence-based insights into practical outcomes, refining existing approaches. It builds on prior goals by testing explanations and predictions in applied settings, thus closing the loop in the research process (Maxfield and Babbie, 2018). However, limitations include ethical constraints in experimental designs within criminal justice. Furthermore, this goal ensures that criminological knowledge is not static but evolves through critical assessment, supporting informed decision-making in areas like offender rehabilitation.
Conclusion
In summary, the main goals of research—description, explanation, prediction, and evaluation—each play a vital role in generating knowledge within criminology. Description provides foundational facts, explanation uncovers causes, prediction anticipates futures, and evaluation assesses impacts, collectively advancing a sound understanding of crime and justice. These goals are interconnected, as seen in studies addressing UK crime issues, yet they have limitations, such as contextual applicability. For criminology students, recognising these contributes to effective research methodology, ultimately informing policies that reduce harm and promote social justice. Implications include the need for ethical, rigorous approaches to ensure knowledge is both reliable and relevant.
References
- Bachman, R. and Schutt, R.K. (2017) The Practice of Research in Criminology and Criminal Justice. 6th edn. Thousand Oaks, CA: SAGE Publications.
- Farrington, D.P. (2007) ‘Childhood risk factors and risk-focused prevention’, in The Oxford Handbook of Criminology, edited by M. Maguire, R. Morgan and R. Reiner. 4th edn. Oxford: Oxford University Press, pp. 602-640.
- Home Office (2020) Police powers and procedures, England and Wales, year ending 31 March 2020. London: Home Office.
- Maxfield, M.G. and Babbie, E.R. (2018) Research Methods for Criminal Justice and Criminology. 8th edn. Boston, MA: Cengage Learning.

