Current student/staff/faculty and officers must have a Columbia University Identification Card in order to enter the Business Library.
B-School students forgot theri ID:
-during normal business hours, M-F 9am -5pm, visit Office of Student Life for OND DAY temporary pass
-after 5pm and weekends: visit Library Information Office for ONE DAY temporary pass
-visit Library Information Office for ONE DAY temporary ID
-Lost/stolen ID: should reported to the Columbia University ID Center (located at 204 Kent Hall) as soon as possible to get a replacement ID card in addition to getting the temporary library ID.