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Data From Tenopir & King

Data From Tenopir & King. 18,000+ scientists and social scientists 1977 to present University and non-university workplaces Mostly North America Recent studies of Astronomers, Medical faculty, faculty and students at several universities.

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Data From Tenopir & King

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  1. Data From Tenopir & King • 18,000+ scientists and social scientists • 1977 to present • University and non-university workplaces • Mostly North America • Recent studies of Astronomers, Medical faculty, faculty and students at several universities

  2. Tenopir and King, Communication Patterns of Engineers, NY: IEEE/Wiley, 2004

  3. ThreeTypesofData • Demographic • Estimates of behavior • Details of “last” reading

  4. Articles: “can include those found in journal issues, Web sites, or separate copies such as preprints, reprints, and other electronic or paper copies.”

  5. Readings: “going beyond the table of contents, title, and abstract to the body of the article.”

  6. AverageArticlesRead per Scientist www.dlib.org/dlib/october03/king/10king.html Average number of articles read per scientist Year of Studies

  7. Scholarly Article Reading

  8. Average Annual Amount Reading

  9. Average Annual Amount of time (Hours) spent reading (Hrs)

  10. Average Annual Amount (Hours) of time spent for e-mails (Hrs.)

  11. #3 #5 #4 #2 #6 #7 #1 Purpose and Ranking of Importance: University Medical

  12. #2 #4 #5 #1 #3 Purpose and Ranking of Importance: Pittsburgh

  13. Age of Articles Read by Engineers and How They Were Located 8.8% 11.8 % 58.8 % 20.6 % % 30.8 38.5 % 30.8 % Over 5 Yrs. 1-2 Yrs. 3-5 Yrs.

  14. Average Number of Personal Subscriptions to Scholarly Journals

  15. Personal Subscriptions • All studies average 2.2 • All UT science faculty average 3.8 • Medical faculty average 6.3

  16. Sources of Readings 21.4 % 36 % 42.9 % 49 % 35.7 % 15 % 15.6 % Universities Astronomers 22.1 % 62.3% Medical Faculty

  17. Print or Electronic 20 % 37 % 63 % 80 % 25 % Universities Astronomers 75 % Medical Faculty

  18. MeansofLearningAboutArticlesRead 29% 49% 22% 20.8% 16.9% 62.3% 21% 37% 39% Astronomers Universities Medical Faculty

  19. Astronomy Articles Read per Month vs. Productivity

  20. Awareness and Use of ADS by Productive PhD Astronomers

  21. Awareness and Use of ADS by not-Productive PhD Astronomers

  22. FormatofReading

  23. Average Time Spent Reading Per Article by Astronomers • U.S. astronomers (n=306) average 36 minutes • Non-U.S. astronomers (n=83) average 43 minutes

  24. Source of Reading by Astronomers

  25. Use and Users of Electronic Library Resources: An Overview and Analysis of Recent Research Studies www.clir.org/pub/reports/pub120/pub120.pdf

  26. Patterns of Journal Use by Faculty at Three Diverse Universities. October 2003 http://www.dlib.org/dlib/october03/king/10king.html

  27. Future Studies • Pediatricians • University faculty and students in Australia • University faculty and students in Finland • Scientists in Chile and Brazil • Tenopir & King surveys also being replicated in Cuba and Argentina

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