The Duke University Libraries' chat reference service will be unavailable Sunday, June 5, and most of Monday, June 6, due to system upgrades. Users who need reference help are encouraged to call or email a librarian, or visit the library in person. For more on how to contact any of Duke's libraries get help with your questions, click here.

Chat service should resume normal operations on Tuesday, June 7. We apologize for any inconvenience.

• Aaron Welborn
• aaron.welborn@duke.edu
• 919-660-5816