Emergent Mind

Stop! In the Name of Flaws: Disentangling Personal Names and Sociodemographic Attributes in NLP

(2405.17159)
Published May 27, 2024 in cs.CL , cs.CY , and cs.HC

Abstract

Personal names simultaneously differentiate individuals and categorize them in ways that are important in a given society. While the natural language processing community has thus associated personal names with sociodemographic characteristics in a variety of tasks, researchers have engaged to varying degrees with the established methodological problems in doing so. To guide future work, we present an interdisciplinary background on names and naming. We then survey the issues inherent to associating names with sociodemographic attributes, covering problems of validity (e.g., systematic error, construct validity), as well as ethical concerns (e.g., harms, differential impact, cultural insensitivity). Finally, we provide guiding questions along with normative recommendations to avoid validity and ethical pitfalls when dealing with names and sociodemographic characteristics in natural language processing.

Methodological issues in using personal names and sociodemographic characteristics in NLP: validity and ethics.

Overview

  • The paper examines the methodological and ethical implications of using personal names to infer sociodemographic characteristics in NLP, incorporating insights from anthropology, sociology, linguistics, and onomastics.

  • It identifies key methodological issues like validity concerns, systematic error, selection bias, and the problematic nature of using classification systems to infer abstract constructs such as gender and race.

  • Ethical considerations are highlighted, including the individual and societal harms from errors, differential error impacts on various demographic groups, cultural insensitivity, and the reinforcement of existing power dynamics, with practical recommendations offered for mitigating these challenges.

Methodological and Ethical Considerations in Associating Personal Names with Sociodemographic Characteristics in NLP

Overview

The paper tackles a nuanced and often delicate subject: the methodological and ethical implications of associating personal names with sociodemographic characteristics within the context of NLP. It offers an interdisciplinary background on the discussions surrounding names and naming conventions from fields such as anthropology, sociology, linguistics, and onomastics, providing a rich context for NLP researchers. The authors present a comprehensive survey of the methodological pitfalls, including issues of validity and ethical points of concern.

Methodological Issues

Validity Concerns

The paper explore several validity problems when using personal names as proxies for sociodemographic attributes. Some key issues include the difficulty in quantifying error robustly due to cultural and temporal variations in naming practices. Studies cited show a high variance in error rates for name-based gender and race inference systems, indicating a lack of reliability in these methodologies.

  1. Systematic Error and Selection Bias: The paper points out the dangers of assigning majority class labels to ambiguous names or excluding uninformative names, which distorts data and results.
  2. Construct Validity: There are inherent challenges in measuring abstract concepts like gender or race with personal names. The authors argue that such constructs are often reduced to one-dimensional labels, which do not align with the intricate and multifaceted nature of human identities.
  3. Classification Systems: The work critiques the tendency of classification systems to not just reflect reality but also create it by reinforcing culturally and politically influenced views of the world.

Ethical Issues

The ethical ramifications highlighted include:

  1. Harms from Errors: Errors in name-based inference can cause significant individual and group-level harms, such as misgendering and racial misclassification, which have psychological and social impacts.
  2. Differential Impact of Errors: Errors are not evenly distributed; certain demographic groups tend to experience higher misclassification rates, exacerbating existing inequities.
  3. Representational Harms: Misrepresentations can reinforce negative stereotypes and essentialist views, leading to broader societal harms.
  4. Cultural Insensitivity: The paper criticizes the Western-centric assumptions that often underlie naming conventions in NLP systems, arguing that they ignore the vast heterogeneity in global naming practices.
  5. Power Dynamics: The authors emphasize that the way names and sociodemographic characteristics are operationalized can reinforce existing power structures rather than challenge them.

Practical Recommendations

The paper offers a set of guiding questions and normative recommendations to help navigate these complex issues:

  1. Study Focus: Researchers should clarify whether their study focuses on names as linguistic entities or on people through their names.
  2. Contextual Understanding: It is vital to understand the geographic, cultural, and temporal context of the names being studied.
  3. Alternative Methods: Researchers are encouraged to consider if NLP is the best method for their research questions, suggesting qualitative methods as potentially more ethical and effective in certain cases.
  4. Mitigating Harms: Transparency about potential methodological and ethical problems is critical, and researchers should prioritize principles like autonomy, justice, and beneficence.
  5. Descriptive vs. Prescriptive: Distinguishing between describing existing phenomena and reinforcing norms is crucial in the design and communication of research.
  6. Power Redistribution: The paper calls for a reimagining of power relations in research to align with user autonomy and justice-oriented frameworks.

Implications and Future Directions

This paper contributes significantly to the discourse on the ethical and methodological best practices in associating names with sociodemographic characteristics in NLP. The implications are far-reaching, impacting the design, implementation, and interpretation of NLP systems in ways that can promote a more inclusive and respectful approach to demographic analysis.

Future developments in NLP should prioritize the integration of these recommendations, fostering a research environment that is not only methodologically sound but also ethically responsible. By addressing the complex interplay of names, identity, and societal structures, the NLP community can avoid reinforcing harmful biases and instead contribute to a more equitable technological landscape.

In summary, this paper serves as a critical resource for guiding responsible research practices in NLP, particularly in the domain of personal names and sociodemographic characteristics. It underscores the necessity of a careful, contextually informed approach that respects the diverse and dynamic nature of human identity.

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