BISAC-DDC Mappings Joan S. Mitchell Editor in Chief, DDC Dewey Breakfast/Update ALA Midwinter Meeting Boston January 16, 2010

BISAC-DDC Research Project Collaboration between Diane Vizine-Goetz’s team in OCLC Research and Dewey editorial team OCLC Research created authority records for Book Industry Standards and Communications (BISAC) subject headings Project team members added Dewey numbers to BISAC records based on draft guidelines developed for adding Dewey numbers to authority records

BISAC Authority Record (Excerpt) ‡2 22 ‡5 OCoLC-D 150 SELF-HELP ‡x General 680 ‡iUse subjects in this section for works on personal growth, or works aimed at helping people deal with personal problems, including mental illnesses and dependencies. For works written to help people deal with issues involving child rearing or relationships, use subjects in the ‡a FAMILY & RELATIONSHIPS ‡i section. For scholarly works, serious lay studies, or works aimed at psychology professionals, use subjects in the ‡a PSYCHOLOGY ‡i section.

Examples: BISAC : DDC $2 22 $5 OCoLC-D 150 SELF-HELP $x Anger Management

Examples: BISAC : 2 DDC ‡2 22 ‡5 OCoLC-D ‡2 22 ‡5 OCoLC-D 150 EDUCATION ‡x Teaching Methods & Materials ‡x Mathematics

Examples: BISAC : Many DDC 150 BIOGRAPHY & AUTOBIOGRAPHY ‡x Rich & Famous