1. DOI Impact on End Users Handle System Workshop 17 June 2008 Brussels, Belgium Ed Pentz

3. Gateway to the DOI world for scholarly publishers Develops and maintains the Handle System The Pyramid …and more !! CERN Develops and maintains the DOI System built on the Handle System

5. Lots of Publishers

6. Content Growth

7. 4 Centuries of Citation The oldest content registered in CrossRef thus far dates from 1665…Philosophical Transactions Chain reaction effect with digitization is driven by linkability of older content 1600s1,674 1700s4,436 1800s381,187 1900s15,750,357 21st C8,031,503

8. Traffic to content

10. - Citation export tools for the researcher - The DOI as a standard component Of bibliographic metadata

11. Blogs

12. Wikis

13. Science Blogs

14. Tools

16. http://dx.doi.org/10.1038/nphoton.2008.100

19. Dont forget the users