David B. Shear

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. 

Peaceful erosion? Trump, China, and the dual crisis in America's Asia policy

In an era of rising Chinese power and ambition, America’s position in Indo-Pacific Asia is at risk of decline not through war but due to inattention.