From time to time, Dewey editors seek the advice of Dewey users on ways to improve treatment of specific subject areas. Look for those occasional discussion papers to be posted here with instructions for returning comments.
- Angiosperms (583-584) revision: Draft for comment by 31 January 2016
- Special notation for archaeology: Draft for comment by 15 September 2012
- Proposed expansions for Islamic law in 340 Law and related changes: Draft for comment by 15 September 2012
- Selected Topics in 297.1-.8 Islam: Draft for comment by 12 August 2011
- Historical Periods of Islam; Hadith: Revised Draft for Comment by 15 September 2010
- Historical Periods of Islam; Hadith: Draft for Comment by 1 August 2010
- 370 Education: Primary subjects and levels of education
- Contemporary styles of music
- Geographic variations
- Groups of People in Table 1 and 305–306: Draft Schedules and Proposed Implementation Plan 1 August 2008
- Table 1 —08–09 (Draft for comment)
- Social Sciences 305–306 (Draft for comment)
- Table Index 08–09, 305–306 (Draft for comment)
- Literary Authors: AutoDewey and LC Name Authority File 12 January 2008
- Table of Mappings: DDC 000-990 to Table 3C—3 7 August 2007
- Transgendered People: A Discussion Paper 14 June 2007
- Dewey Numbers in Authority Files: Discussion Paper 20 September 2006
- Report on the Options in Religion Survey. The Dewey Decimal Classification (DDC) system includes five major options under 290 Other religions to give preferred treatment or shorter numbers to a specific religion. The Dewey editors report on the result of the recent survey. For more information about options in religion, please see 025.431: The Dewey blog.
- Segmentation Marks in Dewey Numbers
- Dewey Decimal Classification (DDC) Review Schedule. The DDC system is constantly updated to keep pace with knowledge. Selected updates to the system are announced on this website. Each quarter, updated full and abridged edition databases are released in WebDewey and Abridged WebDewey, respectively.
Graphic novels: discussion papers
- Graphic Novels: an update (Comments and suggestions requested by August 19, 2005)
- Graphic Novels in DDC: Discussion Paper
- Supplement to Graphic Novels in DDC
- Draft schedule 741.5 Cartoons, caricatures, comics, graphic novels, fotonovelas available for testing
- Supplement to Draft schedule 741.5
- Sample Title/DDC List: 741.5 Comic books, graphic novels, fotonovelas, cartoons, caricatures, comic strips. The sample title list is intended as a guide to help classifiers with the new distinction between 741.5 and 741.56 given in the February 2006 posting of New and Changed Entries. The list is not intended to be exhaustive, but we do welcome suggestions for additional titles.
Users may respond to the Dewey blog or send comments and suggestions to:
Assistant Editor, DDC
The Dewey Decimal Classification (DDC) system is the world’s most widely used way to organize library collections. The DDC constantly updates to enable better discovery across any topic in multiple languages. Because the DDC is easy to use, you can increase the visibility of your materials quickly and efficiently.
Past and recorded events
11 February 2020
Ask the Experts: How You Can Make Dewey Better
21 June 2019
ALA Annual 2019
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