Columbia University encourages persons with disabilities to participate in its programs and activities. The University Seminars participants with disabilities who anticipate needing accommodations or who have questions about physical access may contact the Office of Disability Services at 212.854.2388 or [email protected]. Disability accommodations, including sign-language interpreters, are available on request. Requests for accommodations must be made two weeks in advance. On campus, seminar participants with disabilities should alert a Public Safety Officer if they need assistance accessing campus.