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Librarians Can Help

Johns Hopkins SAIS Librarians are committed to providing support for research and coursework. Consultation is available in person or via email, phone or Zoom.

1740 Massachusetts Ave. NW, 6th Floor
Washington, DC 20036 / (202)663-5900

Mason Library | Washington DC

SAIS students using the computers in the Mason Library
Mason Library provides services, collections, and technologies that support the Johns Hopkins SAIS community.

Mason Library’s physical space is now open.

Monday - Thursday:  9:00 a.m. – 11:00 p.m.
Friday:  9:00 a.m. – 9:00 p.m.
Saturday:  11:00 a.m. – 9:00 p.m.
Sunday:  11:00 a.m. – 11:00 p.m.

December 23 (noon) - January 3: Library Closed
January 4 - 22:
Monday through Friday: 9:00 a.m. – 5:00 p.m.
Saturday and Sunday: Library Closed
Monday, 1/17/22: Library Closed for MLK Jr. Day
Regular hours resume Sunday, January 23 (11:00 a.m. – 11:00 p.m.)

Using the Library, Spring 2022 Book Pickup Service

Research Tools

Catalyst, the JHU Libraries Catalog

Research Guides by Topic

SAIS Databases

Find It Journal Linker All JHU Libraries Databases

Library Policies

Spring 2022 Update: In compliance with the University’s COVID-19 guidelines, Library access is limited to those with a current JHU affiliation.

Access requires a valid Johns Hopkins University ID or Alumni Card. A Library Visitor Pass may be obtained if you are a:

  • Johns Hopkins University alumnus
  • Johns Hopkins University retiree
  • Spouse/registered domestic partner of Johns Hopkins SAIS students, faculty or staff

Current Johns Hopkins students have priority over alumni and other library guests. In-library privileges may be limited based on availability of seating and resources.

Direct questions about access, including obtaining a Visitor Pass, to You can also call +1 (202) 663-5900 between the hours of 9:00 am and 5:00 pm (EST), Monday through Friday.

Additional information on Alumni Library Services

Johns Hopkins SAIS students can reserve one of the Library’s four group study rooms for a maximum of two hours per day, per group. Repeating event booking is not allowed; reservations expire after 15 minutes.

Mason Library rooms can be booked here.

Additional study rooms are located in the Johns Hopkins Washington DC Learning Commons located on the 3rd floor of the Bernstein-Offit Building (1717 Massachusetts Ave.). Those rooms can be booked here and are available to all DC-based Johns Hopkins students.

Loan period: 16 weeks, all Hopkins non-reserve books; no limit to the number of books you may check out.

Renewals: Unlimited renewals, unless someone else has requested the book. You can renew 16-week books online via Catalyst, by email or by phone at +1(202) 663-5900.

Spring 2022 Update: All required course readings will be available digitally via Blackboard course sites. The Print Reserves described below will return at a later date.

"Reserve" books are required readings for each course, made available for three-hour loan at the Circulation Desk. 

Loan policy: Two items at a time, three hours or overnight 
Renewals: In person only 
Overdue fines: $1.00 an hour or fraction of an hour 

Overnight checkout begins:

  • Sunday through Thursday: 5 pm, due back next day at 11 am. 
  • Friday and Saturday: 3 pm, due back next day at 1 pm.

Holds: You may place a hold on a reserve reading which is in use or which you would like to borrow later the same day (not for another day)

E-reserves: When possible, the Library posts as much required material as we can, in accordance with copyright law guidelines. Access the materials via Blackboard (click on Course Readings on your class site).

Food and drink are permitted in the Library, but should be kept away from computers and printers. In consideration of your fellow students, avoid consuming food items that create messy work spaces, strong odors, and/or noise. Please dispose of all trash and take responsibility for cleaning spills, food crumbs, etc.

No alcohol may be brought in and/or consumed by individuals without prior permission, in writing, from the Director of Student Life and the Library Director.

Multi-function machines are located on the 6th floor.
-Single or double sided: 7 cents per sheet
-Color prints: 20 cents per side
-Scanning is free

Add value to your JCard or copy card account at the vend station opposite the Library’s Circulation Desk or deposit money online.
Library workstations default to double-sided printing, unless you specify single-sided.

Printing from Laptops and Mobile Devices

Printing from your laptop or mobile device requires a one-time configuration to your device.

Library Staff

The Mason Library's staff are here to help. Don't hesitate to reach out if we can be of assistance to you.

Amelia Chea
Library Assistant / +1(202) 663-5915

Jacqueline Ganem 
Circulation / Research Specialist / +1(202) 663-5900

Susan High
Circulation Supervisor / Research Specialist / +1(202) 663-5900

Jenny Kusmik 
Cataloger / Research Librarian / +1(202) 663-5958

Bart LaFaso 
Library Assistant / +1(202) 663-5913

Wanda Notzon 
Library Assistant / +1(202) 663-5958

Stephen Sears 
Associate Director / +1(202) 663-5907

Sheila Thalhimer 
Director of the Library / +1(202) 663-5905

The Mason Library also employs a team of student assistants each semester. Evening and weekend hours are required. Contact for more information. Applications are taken throughout the year, with preference given to students able to work more than one semester.

Apply here.