Cassidy MARC records vs. crowdsourced databases: why libraries are choosing professional metadata
- 13 hours ago
- 2 min read

1. Accuracy You Can Trust
Crowdsourced database records, such as those coming from Alma's Community Zone, are contributed by libraries of varying expertise, often without centralized quality control. While the intent is collaboration, the result is inconsistency: duplicate records, dead links, outdated metadata, missing fields, or nonstandard MARC.
Cassidy Cataloguing’s MARC records, by contrast, are professionally created and reviewed by experienced catalogers who specialize in legal and specialized content. Every record adheres to current RDA and LC standards and undergoes strict authority control and quality assurance before release. The result: clean, reliable, and standardized metadata that won’t create cleanup work later.
2. Consistency Across Your Entire Collection
Crowdsourced records can vary dramatically in structure and completeness depending on who created them. This leads to unpredictable discovery layers, inconsistent displays, and unreliable linking: especially problematic for streaming services, integrated e-book collections, and e-journal collections.
Cassidy records are consistent across publishers and platforms, with uniform field use and subject access points. Whether your collection includes West Academic, HeinOnline, or streaming video titles, you’ll get the same structure and depth, making discovery and reporting more efficient.
3. Enhanced Discoverability
Incomplete MARC records can limit discoverability in discovery systems. Cassidy’s records are crafted with rich, descriptive metadata, detailed 505 contents notes, and reliable, authoritative subject analysis, ensuring that your users can find resources by topic, author, jurisdiction, or series: not just title keyword.
For law libraries, Cassidy’s precision in series linking and analytical titles (e.g., Nutshells, Hornbooks, ALM treatises) ensures that legal researchers find the exact edition or variant they need.
4. Stable & Maintained Data
Records in the crowdsourced databases can be changed or replaced without notice, disrupting local edits and links.
Cassidy’s catalog records are stable and kept current so you know exactly what metadata you’re loading. Updates (new editions, withdrawn titles, URL changes) are delivered in organized record sets, not as ad-hoc changes.
5. Specialized Expertise
Cassidy Cataloguing is not a crowdsourced database. It’s a professional cataloging service with decades of subject-specific expertise, particularly in law, government documents, and complex electronic resources. This subject knowledge directly translates into metadata that makes sense to legal researchers and saves staff time correcting or supplementing records from a crowdsourced database.
6. Time Saved, Not Time Spent
Crowdsourced records often require local editing, deduplication, and relinking. Cassidy’s ready-to-load, customizable MARC records save hours of staff time with plug-and-play precision. Libraries report clean imports, high-quality records, minimal editing, and fewer link resolver errors when compared to crowdsourced data.
7. Support and Accountability
If a record from a crowdsourced database is missing, incorrect, or incomplete, there’s no direct support channel.
With Cassidy, you have real people — professional catalogers —
available for support, customization, and updates at any time!
Contact us today for more information!




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