Skip to main content


AAAS's mission is to “advance science, engineering, and innovation throughout the world for the benefit of all people."  The Office of International and Security Affairs (OISA) supports this mission by managing the association's international institutional relationships, advising AAAS leadership on all aspects of global engagement and activities, and advancing the AAAS goals of providing leadership in international science cooperation, science diplomacy, and science, technology and security policy.  The office also hosts the AAAS Center for Science Diplomacy.


Tom Wang 2

Tom Wang, Ph.D.
Chief International Officer; Director, Center for Science Diplomacy

Julia MacKenzie Square

Julia Jackson MacKenzie, Ph.D., MPH
Director of International Relations

Hend Ghobrial-fixed

Hend Ghobrial
Program Operations Coordinator


Bill Colglazier, Ph.D.
Editor-in-Chief, Science & Diplomacy

Marga New Crop

Marga Gual Soler, Ph.D.
Senior Project Director


Norman Neureiter, Ph.D.
Senior Scholar

Mahlet N. Mesfin

Mahlet Mesfin, Ph.D.
Deputy Director

Amy Shifflette

Amy Shifflette, M.A.
Editorial & Communications Manager


Contact Us

Office of International and Security Affairs
American Association for the Advancement of Science
1200 New York Avenue NW
Washington, DC 20005 USA
Phone: +1 (202) 326-6650
Fax: +1 (202) 289-4958