# library and information science

> professional training program merging of the two fields library science and information science

**Wikidata**: [Q13420675](https://www.wikidata.org/wiki/Q13420675)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Library_and_information_science)  
**Source**: https://4ort.xyz/entity/library-and-information-science

## Summary
Library and information science (LIS) is an interdisciplinary academic discipline that merges library science and information science, focusing on the organization, management, retrieval, and dissemination of information. It integrates practices, technologies, and methodologies from both fields to systematically classify and analyze information in libraries and other knowledge systems.

## Key Facts
- **Interdisciplinary field**: Combines library science (focused on organized collection and classification of information) and information science (concerned with analysis, storage, and retrieval of information).
- **Aliases**: Known as LIS, library and information studies, or variations like *Bibliotheks- und Informationswissenschaft* (German) and *圖書資訊學* (Chinese).
- **Academic classification**: Classified under UNESCO Thesaurus ID `concept8670` and Library of Congress Classification `Z664.2-Z718.85`.
- **Practitioners**: Professionals in this field are called *library and information scientists*.
- **Global reach**: Wikipedia articles exist in multiple languages, including English, Spanish, German, Arabic, and French.
- **Related fields**: Includes documentation science and knowledge organization as sub-disciplines.
- **Standardized terms**: Recognized in thesauri like the *ISKO Encyclopedia of Knowledge Organization* (`lis`) and *Analysis & Policy Observatory* (`58971`).

## FAQs
### Q: What is the difference between library science and information science?
A: Library science focuses on managing and organizing physical and digital collections in libraries, while information science broadly deals with the analysis, storage, and retrieval of information across systems. LIS merges both to address modern information challenges.

### Q: What careers are associated with library and information science?
A: Graduates work as librarians, information architects, data managers, digital curators, and knowledge organization specialists in libraries, archives, corporations, and government agencies.

### Q: Is library and information science still relevant in the digital age?
A: Yes. LIS adapts to digital transformations by incorporating technologies like knowledge graphs, metadata standards, and AI-driven retrieval systems to manage vast, complex information ecosystems.

### Q: What are common topics studied in LIS programs?
A: Core areas include cataloging, information retrieval, digital preservation, data management, user behavior, and emerging technologies like linked data and semantic web applications.

### Q: Are there standardized classifications for LIS?
A: Yes. It is categorized under academic disciplines like *interdisciplinary science* and has specific identifiers in systems like the *ANZSRC 2020* (`4610` for Library and Information Studies) and *ScienceDirect* (social sciences/computer science).

## Why It Matters
Library and information science plays a critical role in preserving, organizing, and making information accessible in an era of information overload. By bridging traditional library practices with modern information technologies, LIS ensures that knowledge remains findable, usable, and preserved for future generations. It addresses challenges like misinformation, data fragmentation, and digital obsolescence, while enabling efficient knowledge dissemination in education, research, and public services. As societies increasingly rely on digital information, LIS professionals become essential in designing systems that are inclusive, ethical, and adaptable to technological change.

## Notable For
- **Interdisciplinary nature**: Uniquely merges library science’s organizational rigor with information science’s technological and analytical approaches.
- **Global standardization**: Recognized in international classification systems (e.g., UNESCO, Library of Congress) and academic thesauri.
- **Adaptability**: Evolves with technological advancements, incorporating AI, linked data, and semantic web tools into traditional library practices.
- **Multilingual reach**: Studied and practiced worldwide, with standardized terminology in multiple languages (e.g., Spanish *Bibliotecas y ciencia de la información*, German *BID-Bereich*).
- **Foundation for digital knowledge systems**: Underpins modern information architectures, from library catalogs to large-scale knowledge graphs and digital repositories.

## Body
### Definition and Scope
Library and information science (LIS) is an academic and professional field that integrates the principles of **library science** (organized collection, classification, and management of information in libraries) and **information science** (analysis, storage, retrieval, and dissemination of information). It is classified as an **interdisciplinary science**, drawing from management, education, technology, and documentation studies.

### Core Components
- **Library Science**: Focuses on the practical and theoretical aspects of managing libraries, including cataloging, collection development, and user services.
- **Information Science**: Addresses the broader challenges of information processing, such as data modeling, retrieval algorithms, and human-information interaction.
- **Documentation Science**: A related sub-field concerned with the systematic recording and organization of specialized knowledge.

### Academic and Professional Recognition
- **Classification Systems**:
  - **Library of Congress**: `Z664.2-Z718.85` (Bibliography, Library Science, Information Resources).
  - **UNESCO Thesaurus**: `concept8670` (Information/library schools).
  - **ANZSRC 2020**: `4610` (Library and Information Studies).
- **Educational Programs**: Offered as academic majors globally, with standardized curricula covering topics like metadata, digital preservation, and information ethics.
- **Professional Roles**: Practitioners (*library and information scientists*) work in libraries, archives, museums, corporations, and research institutions.

### Technological Integration
LIS has evolved to incorporate modern technologies:
- **Knowledge Graph Optimization**: Enhances semantic search and linked data applications.
- **Digital Preservation**: Ensures long-term access to digital assets.
- **Information Retrieval Systems**: Develops algorithms for efficient search and discovery.

### Global and Multilingual Presence
- **Wikipedia Coverage**: Articles exist in 11+ languages, including Arabic (`ar`), Spanish (`es`), and German (`de`).
- **Standardized Terminology**: Recognized aliases include *LIS*, *BID* (German), and *圖書資訊學* (Chinese).
- **Pronunciation Guides**: Audio files available for French and Spanish terms via Wikimedia Commons.

### Key Resources and References
- **Glossaries**: The *Glossary of Library and Information Science* (last updated 2019) standardizes terminology.
- **Encyclopedias**: Featured in the *ISKO Encyclopedia of Knowledge Organization* (`lis`) and *Canadian Encyclopedia* (`library-and-information-science`).
- **Research Databases**: Indexed under *ScienceDirect* (social sciences/computer science) and *Leiden Thesaurus* (`338699325`).

## Schema Markup
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## References

1. ASC Leiden Thesaurus
2. [Source](https://lingualibre.org/wiki/Q678363)
3. All Science Journal Classification Codes