Chris Johnstone is a senior advisor at The Asia Group and Japan Chair at the Center for Strategic and International Studies (CSIS). Prior to joining CSIS, he served in government for 25 years in a variety of senior positions with a focus on U.S. policy toward Japan and the Indo-Pacific region. He served twice on the National Security Council, as director for East Asia under President Joe Biden and director for Japan and Oceanian affairs under President Barack Obama. In the Office of the Secretary of Defense, he led offices with responsibility for South and Southeast Asia and East Asia. He began his career as an intelligence officer in the Central Intelligence Agency.