
Ambassador David B. Shear
Former US Assistant Secretary of Defense for Asian and Pacific Security Affairs
Ambassador David B. Shear served as Assistant Secretary of Defense for Asian and Pacific Security Affairs from September 2014 to June 2016, and performed the duties of Principal Deputy Under Secretary of Defense for Policy from June 2016 to January 2017. During this period he oversaw the strategic aspects of President Barack Obama’s “rebalance to Asia” alongside Secretary of Defense Ashton B. Carter.

James Brown
CEO, Space Industry Association of Australia
James Brown is CEO of the Space Industry Association of Australia. He was previously a Non-Resident Fellow at the United States Studies Centre.

Dr Zack Cooper
Senior Fellow, American Enterprise Institute
Zack Cooper is a Senior Fellow at the American Enterprise Institute, where he studies US strategy and alliances in Asia. Zack is also co-director of the Alliance for Securing Democracy, an adjunct faculty member at Georgetown and Princeton Universities, and a partner at Armitage International.
Julie B. Sheetz
Global Force Planner, Office of the Secretary of Defense
Julie Sheetz is a Global Force Planner in the Office of the Secretary of Defense, focusing on United States force posture in the Asia-Pacific, including agreements with allies and partners, the footprint for US forces in the region, and the combination of force structure – in personnel and capabilities – stationed in this critical area.

Ashley Townshend
Non-Resident Senior Fellow, United States Studies Centre
Ashley Townshend is a Non-Resident Senior Fellow at the United States Studies Centre and Senior Fellow for Indo-Pacific Security at the Carnegie Endowment for International Peace. He is the founding co-chair of the annual US-Australia Indo-Pacific Deterrence Dialogue and was the Director of Foreign Policy and Defence at the United States Studies Centre from June 2017 to June 2022.