Dewey update: whats new with the DDC? Presentation at OLA Superconference February 28, 2010 Alison Hitchens Cataloguing & Metadata Librarian University of Waterloo Library

Introduction Why this session? DDC23 coming in 2011! Why update the DDC? To add new topics To clarify To modernize To internationalize

Sources Dewey blog Dewey newsletters Dewey new and changed entries Discussion papers Conference presentations

Agenda What changed Looking forward: what changes are coming Dewey projects Questions?

Types of changes: Staying current From including to new number Comprehensive/Interdisciplinary works Splitting concepts Geographic areas

Updated treatment of terrorism Terrorism Including cyberterrorism Class here bombing; terrorism and responses to terrorism associated with a particular aspect of public safety; interdisciplinary works on terrorism Aspects of terrorism *Bioterrorism and chemical terrorism *Nuclear terrorism Specific targets of terrorism Source: New and changed entries (Nov. 2005)

Political updates 971 *Canada Later portion … of Jean Chretien, Prime ministership of Paul Martin, Prime ministership of Stephen Harper, Source: WebDewey

In the news Social problems and services related to Tsunamis as disasters Source: New and changed entries (Nov. 2005; Apr. 2008); WebDewey

Modern concepts & terminology Digital microcomputers 004 Data processing Personal computers 004 Computer science Class here data processing… 1 2 Source: New and changed entries (Nov. 2008) 1

Placement for current topics:

From including to new number Crohn disease (part of class here note) Asperger syndrome Low-cholesterol diet* Sodium-reduced diet* *For information on diet-related changes, see the blog post Diets for health Source: New and changed entries (Sept. 2004; Oct. 2004; Oct./Nov. 2009)

Comprehensive/Interdisciplinary works Support of public education Class here financial support; comprehensive works on financial support of education Exercise and sports activities Class here comprehensive works on care of physique and form [formerly ]; interdisciplinary works on aerobic exercise Abortion services Class here interdisciplinary works [formerly ] Wine Class here grape wine, comprehensive works on white and red wine, comprehensive works on specific white and red wines Sources: New and changed entries (Feb. 2005; Sept. 2007; Feb. 2008; Mar. 2008)

Splitting concepts Religious and political aspects of Islam Clarified scope of pediatrics and adolescent medicine Many changes to Ethnic and language groups in Tables 5 & 6

Religious & political aspects of Islam Islamic fundamentalism Historical, geographic, persons treatment Class here comprehensive religious works on religious aspects of Islamic fundamentalism. Class political aspects of Islam in 320

Religious & political aspects of Islam Islamic ideologies Class here Islamic fundamentalism, Islamism Historical, geographic, persons treatment Class here religious aspects of Islamic fundamentalism. Class political aspects of Islam, of Islamic fundamentalism in 320 Source: New and changed entries (Mar. 2004)

Pediatrics vs. adolescent medicine Therapeutics Young people Do not use for therapeutics for infants and children up to puberty, comprehensive works on child and adolescent therapeutics ; class in Young people twelve to twenty Do not use for therapeutics for young people twelve to twenty who have not reached puberty ; class in Class here therapeutics for adolescents Pediatric therapeutics Class here comprehensive works on child and adolescent therapeutics Source: New and changed entries (May 2009)

Ethnic and language groups example Table 5 Ethic & National Groups Serbs, Montenegrins, Croats, Bosnian Muslims Serbs and Montenegrins Croats and Bosnians Bosnians Class here peoples who speak, or whose ancestors spoke, Bosnian; Bosniaks; Bosnian Muslims; people of Bosnia and Hercegovina as a national group For citizens of Bosnia and Hercegovina of other ethnic groups, see the ethnic group, e.g. Croats Source: New and changed entries (Dec. 2004)

Geographic areas Example revisions: Å land Islands, Finland received class here note Portugal expanded and revised, replacing 18 entries Reworked Indonesia Moved things around in Sweden, Belgium Source: New and changed entries (May 2005; July 2006; Aug. 2006; June 2008) 3

Proposed changes: to education to music to persons to WebDewey

370 Education Goal: to make the schedule a more useful general framework for the organization of education in a global context Source: Discussion paper, p. 1 ( 370 Education: Primary subjects and levels of education Jan. 2010)

Interdisciplinary approach to knowledge Elementary education in subject areas Computers, science, technology, health Knowledge, computer science, library and information sciences, science, technology Including discussion of ideas from many fields, interdisciplinary approach to knowledge

Home and family management; Social skills Other studies Home economics Personal health and safety; social skills Including comprehensive works on home and family management. Class here life skills Social skills Class here family life, interpersonal relationships

Language arts (372.6) New note: Option: Class here language arts (communication skills) in a language other than English; in that case, class language arts (communication skills) in English in

Language arts Foreign languages and bilingual instruction Foreign, official, second languages; bilingual instruction Languages other than the language given preference in Subdivisions are added for all topics in heading together, for foreign languages alone, for official languages alone, for second languages alone

Elementary mathematics Mathematics Including measurement Algebra Arithmetic Class here numeracy Geometry Probabilities and statistical mathematics

Civics and Social studies Social studies Civics (Citizenship) Civics (Citizenship) History and geography Class here comprehensive works on social studies; civilization

Levels of education 372 Primary education (Elementary education) Pre-primary education Lower level Grades Intermediate level Grades 4-6 ( Upper level) Optional lower secondary education

Levels of education 373 Secondary education Lower level Grades above Upper level Grades Higher education (Tertiary education)

780 Music Goal: address difficulties in the classification of contemporary music Source: Discussion paper Contemporary styles of music (Mar. 2009)

Folk or Pop? : new criteria Folk Music Music originating within and associated with an ethnic or national group Popular music that fits this scope note should be classed in unless there is already a number established (e.g. reggae) Manual entry: if in doubt, prefer

Hybrid styles Use the class-with-the-last number policy Addition of a new subdivision (17) to express a second style at New number Hybrid styles E.g. folk-rock (rock)+ 17 (hybrid) + 62 (folk) 4 Jackson Browne

Popular styles Instead of providing a multitude of new numbers or notes for styles not yet provided for, create relative index entries to guide the classifier: Cajun music Zydeco music Disco music Latin pop

Persons Terminology changes: T1-08 Kinds of persons T1-092 Persons treatment 305 Social groups Sources: Discussion paper & blog post (Aug. 2008); presentation by Julianne Beall at ILFA 2008 Groups of people Biography Groups of people

T108 New developments Current: T1081 Men T1082 Women Proposed: T1081 People by gender or sex Class here gender identity, gender role, sex role T10811 Men T1082 Women

T108 New developments T People in partnerships and unions Class here people in common-law marriages, civil unions, de facto relationships, domestic partnerships, registered partnerships, unmarried couples living together T10867 Transgender and intersex people

WebDewey re-design Goals Modern interface Personalization Local links Source: presentation by Libbie Crawford at ALA Midwinter, Jan Images used with permission.

New welcome screen

New Help Screen

New Results Screen

Classifying photos Dewey.info BISAC-DDC mappings Classify

Classifying photographs Assign DDC to photographs in the World Digital Library (WDL) The captions from the Dewey summaries are shown as topics in the WDL Users can browse by topic Topics are multilingual Source: presentation by Julianne Beall at IFLA, 2009

WDL ( )

Topics = DDC Summaries Cathedral of St. Sophia ( ), with Belltower ( ), Southeast View, Vologda, Russia Photographer: Brumfield, William Craft (1944-) 200 Religion 280 Christian denominations 281 Early church & Eastern churches 700 Arts & recreation 720 Architecture 726 Buildings for religious purposes

Multilingual topics Change language option:

Dewey.info Present DDC data in a reusable way Linked data for the semantic web For machines For humans Start with the DDC summaries Identify each class with a URI Potential applications: Tell your users what x number means Point to broader/narrower terms Links for multilingual translation Link to other vocabularies Link Table 2 to FAST headings/Geonames Source: presentation by Michael Panzer at ALA Midwinter, Jan. 2010

Dewey.info

Mapping DDC numbers to BISAC subject headings OCoLC-D OCoLC-D 150 EDUCATION x Teaching Methods & Materials x Mathematics Source: presentation by Joan S. Mitchell at ALA Midwinter, Jan. 2010

Classify ( Recommends classification based on FRBRization of WorldCat records

Classify

Questions? Contact A good place for Dewey news, tips & tricks is the Dewey blog ( edited by Jonathan Furner, assistant editor of the DDC, with contributions from other members of the Dewey editorial team ):

Photo Credits 1. 6/ Photographer: William Ward / Photographer: Kartoffelmeister 3. Photographer: Pavel Trebukov 4. Photographer: Renato Cifarelli Book covers from Library Thing and ABE Books School clip art by Philip Martin

Sources Beall, Julianne, "Classifying photographs for the World Digital Library: draft guidelines." (PowerPoint presentation presented at Dewey Translators Meeting, IFLA, Milan, Italy, August 25, 2009) (accessed February 14, 2010) Beall, Julianne, "Updates to groups of people and literary periods." (PowerPoint presentation presented at Dewey Translators Meeting, IFLA, Quebec, Quebec, August 12, 2008) (accessed February 14, 2010) "Contemporary styles of music," : The Dewey Blog. (accessed February 14, 2010) "Contemporary styles of music." Discussion paper, Mar (accessed February 14, 2010) Crawford, Libbie, "WebDewey 2.0: design of the new web version of the DDC." (PowerPoint presentation presented at ALA Annual, Chicago, Ill., July 11, 2009) (accessed February 14, 2010)

Sources "Dewey summaries as linked data," Dewey Web Services. (accessed February 14, 2010) "Dewey summaries published as linked data," : The Dewey Blog. data.html (accessed February 14, 2010) "Groups of people in Table 1 and ," : The Dewey Blog. (accessed February 14, 2010) "Groups of People in Table 1 and 305–306: Draft Schedules and Proposed Implementation Plan." Discussion paper, August 1, (accessed February 14, 2010) Library Services Centre, "Special issue on DDC22," LSC Cataloguing Newsletter (July 2003). (accessed October 2008)

Sources Mitchell, Joan S. "370 education." (PowerPoint presentation presented at ALA Midwinter, Boston, Mass., January 16, 2010) (accessed February 14, 2010) Mitchell, Joan S. "370 education: primary subjects and levels of education". Discussion paper, Jan. 14, (accessed February 14, 2010) Mitchell, Joan S. "BISAC-DDC mappings." (PowerPoint presentation presented at ALA Midwinter, Boston, Mass., January 16, 2010) (accessed February 14, 2010) Panzer, Michael, "Dewey.info update." (PowerPoint presentation presented at ALA Midwinter, Boston, Mass., January 16, 2010) (accessed February 14, 2010)