Ask a Librarian Chat Service Hours


2012 Spring Semester

Sunday: 6:00 p.m. - 10:00 p.m.

Monday through Thursday: 10:00 a.m. - 9:00 p.m.

Friday: 10:00 a.m. - 5:00 p.m.


Use of Ask a Librarian services is limited to Columbia University faculty, students, staff, and alumni; and to those with questions specific to the Columbia University Libraries, its collections, and its policies. If you’re not affiliated with Columbia University, please direct your query to your local public, state, or academic library.