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Demand-Driven Acquisitions: Implications for STEM Collections. ACRL STS Publisher/Vendor Relations Discussion Group ALA Midwinter Meeting San Diego January 9, 2011 Michael Levine-Clark Collections Librarian michael.levine-clark@du.edu.
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Demand-Driven Acquisitions: Implications for STEM Collections ACRL STS Publisher/Vendor Relations Discussion Group ALA Midwinter Meeting San Diego January 9, 2011 Michael Levine-Clark Collections Librarian michael.levine-clark@du.edu
University of Denver Circulation (Titles Cataloged 2000-2004) 4+ 18.8% 3 8.2% 2 12.8% 1 20.6% 0 39.6% 126,953 titles
The Universe of Titles • 170,663 books published in the U.S. in 2008* • 53,869 books treated on approval by Blackwell in FY 2008 (North America) • 23,097 forms generated in FY 2008 *Library and Book Trade Almanac 2009, p. 506 (preliminary data).
The University of Denver Plan • Print and Electronic Books • YBP, EBL • Slips • Discovery through the catalog • Delivery to user • POD (eventually) • Automatic approval books will continue to come automatically (for now)
The EBL Model • First five minutes: free • First three uses: STL 1 or 7 days • Fourth use: purchase
EBL Data • May-December, 2010 • 51,644 titles available • 103 titles purchased --2,181 STLs (short-term loans) • 187 titles with 3 STLs (561 loans) • 207 titles with 2 STLs (414 loans) • 1,202 titles with 1 STL (1,202 loans) • 4,344 browses (under 5 min = free) • 3,046 titles
EBL Costs Actual List • 103 titles purchased $8,173 $8,173 • 1,602 titles with STL* $20,765 $127,119** • 2,125 titles with browse $0 $168,619** • Total (3,185 titles) $28,938 $303,914 • Savings $274,976 *Doesn’t include purchased titles with STL **Average of $79.35/title based on 103 titles purchased (average across EBL closer to $100)
EBL STEM vs All STLs Purchases STEM 354 18 All Subjects 2332 105 STEM % 15.2% 17.1% STEM as % of EBL 14.5%
EBL STEM Titles STLs Purchases Computer Science 173 11 Mathematics 26 2 Sciences 36 1 Medicine 65 2 Engineering/Tech 54 2
DDA and STEM • High publication to purchase ratio • (Often) a short shelf life • Complex subjects
Thank You Michael Levine-Clark michael.levine-clark@du.edu