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The Use and Value of Scientific Journals: Impact on Practitioners

The Use and Value of Scientific Journals: Impact on Practitioners. Carol Tenopir ctenopir@utk.edu University of Tennessee. Growth of Scholarly Journals. Growth of Internet Domains. Source: Internet Software Consortium Domain Survey available at <http://www.isc.org/ds/hosts.html>. Myths.

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The Use and Value of Scientific Journals: Impact on Practitioners

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  1. The Use and Value of Scientific Journals: Impact on Practitioners Carol Tenopir ctenopir@utk.edu University of Tennessee

  2. Growth of Scholarly Journals

  3. Growth of Internet Domains Source: Internet Software Consortium Domain Survey available at <http://www.isc.org/ds/hosts.html>

  4. Myths • Scholarly journals are not read • There are too many journals • Journals are only for authors • Scientists know information before it appears in a journal • Electronic journals will completely replace print

  5. Average Number of Scholarly Article Readings Per Year

  6. Time Spent Reading

  7. Facts Behind the Myths • Growth of journal literature is correlated with the number of scientists • 1 article per 10 scientists • 70% of all readings are done by non-academicians

  8. Growth of... Scholarly Journals Internet Domains

  9. PubMed • A month worth of searches in PubMed equaled a year of MEDLINE searches (about 7.6 million) • Today, the number of PubMed searches ranges from 500,000 to over one million per day

  10. arXiv.org • Connections to LANL’s arXiv.org reached 180,000 per day in February 2001 • Each article gets an average of 300 downloads per year

  11. Andrew Odlyzko’s 1995 article “Tragic Loss or Good Riddance?” still gets an average of 175 downloads per month.

  12. Average Cost Per Title:Science Journals 1996-2000 7.7% 6.9% 7.1% 11.9% 9.7% 11.3% 11.0% 11.4% Source: Library Journal, April 15, 2000

  13. Average Number of Personal Subscriptions to Scholarly Journals

  14. Proportion of Readings of Scholarly Scientific Articles

  15. Library Owning vs.Borrowing Article Copies Institutional Subscriptions Break-Even Point ILL/Document Delivery

  16. What does this mean for libraries? • Continue to subsidize access to journals • Provide them in either print or electronic form • Think in terms of some subscriptions • Save the reader's time by providing access and links to high quality journal literature • Think in terms of economies of scale (consortia) and saving readers' time

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