{"id":10102,"date":"2025-07-22T00:00:10","date_gmt":"2025-07-21T14:00:10","guid":{"rendered":"https:\/\/psgconference.com\/2025\/?post_type=our_team&#038;p=10102"},"modified":"2025-09-09T14:21:25","modified_gmt":"2025-09-09T04:21:25","slug":"greg-chaffin","status":"publish","type":"our_team","link":"https:\/\/psgconference.com\/2025\/our_team\/greg-chaffin\/","title":{"rendered":"Greg Chaffin"},"content":{"rendered":"<p><span data-contrast=\"none\">Greg Chaffin is a Principal at The Asia Group (TAG), where he focuses on the firm\u2019s defense and national security and Australia portfolios. Drawing on fifteen years of experience in national security policymaking through government service and in private industry, Greg provides defense clients with strategic analysis and political insights across the Indo-Pacific region to advance business development opportunities, government engagement strategies, and advocacy campaigns. Greg previously served as a Senior Associate and Vice President at TAG from 2018 \u2013 2020.<\/span><span data-ccp-props=\"{&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<p><span data-contrast=\"auto\">Prior to rejoining TAG, Greg served as the National Security Advisor to U.S. Representative Elissa Slotkin (D-MI) from 2021 to 2023. In this role, he served as the senior policy advisor to Congresswoman Slotkin on all national security and foreign policy issues. He managed the office\u2019s national security team and led the Congresswoman\u2019s work on the National Defense Authorization Act and related to the United States Armed Forces.<\/span><span data-ccp-props=\"{&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<p><span data-contrast=\"auto\">Greg spent four years at the Department of Defense in various roles in the Office of the Undersecretary of Defense for Policy. Most recently, Greg served as the Senior Advisor and Acting Chief of Staff to the Assistant Secretary of Defense for Indo-Pacific Security Affairs. He was the principal policy advisor to the Assistant Secretary on critical political and defense issues spanning the region. He played a direct role in developing and implementing whole-of government strategies to advance U.S. interests in the Indo-Pacific, led congressional engagements, and directly supported three Secretaries of Defense in bilateral and multilateral across the region.<\/span><span data-ccp-props=\"{&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<p><span data-contrast=\"auto\">While at the Pentagon, Greg also served as the Senior Advisor to the Deputy Assistant Secretary of Defense for East Asia. He directed initiatives to strengthen bilateral and multilateral defense cooperation with U.S. allies in the region, including with Australia, Japan, and South Korea.<\/span><\/p>\n<p><span data-contrast=\"auto\">Greg has also worked at several Washington, D.C.-based think tanks, most recently The National Bureau of Asian Research (NBR) as Project Director for the Political and Security Affairs Team. He has led multiple major research initiatives, including on U.S. relations with allies and partners, China\u2019s military modernization, and nuclear dynamics in the Indo-Pacific region.\u00a0<\/span><span data-ccp-props=\"{&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n<p><span data-contrast=\"auto\">Greg holds a Master of Arts in Security Studies from Georgetown University\u2019s Edmund A. Walsh School of Foreign Service, and a Bachelor of Arts in Political Science from the University of Rochester.<\/span><span data-ccp-props=\"{&quot;335551550&quot;:6,&quot;335551620&quot;:6}\">\u00a0<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p> Principal, <strong>The Asia Group (TAG)<\/strong><\/p>\n","protected":false},"featured_media":10105,"template":"","meta":{"content-type":""},"class_list":["post-10102","our_team","type-our_team","status-publish","has-post-thumbnail","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v25.4 (Yoast SEO v25.4) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Greg Chaffin - PSG Conference 2025<\/title>\n<meta name=\"description\" content=\"The Protective Security and Government (PSG) Conference 2025 marks the 8th annual gathering of leaders in protective security, risk management, governance, and national resilience.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/psgconference.com\/2025\/our_team\/greg-chaffin\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Greg Chaffin\" \/>\n<meta property=\"og:description\" content=\"The Protective Security and Government (PSG) Conference 2025 marks the 8th annual gathering of leaders in protective security, risk management, governance, and national resilience.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/psgconference.com\/2025\/our_team\/greg-chaffin\/\" \/>\n<meta property=\"og:site_name\" content=\"PSG Conference 2025\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/PSGConferenceAU\/\" \/>\n<meta property=\"article:modified_time\" content=\"2025-09-09T04:21:25+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/psgconference.com\/2025\/wp-content\/uploads\/2025\/08\/Greg-Chaffin-2.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"300\" \/>\n\t<meta property=\"og:image:height\" content=\"300\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:site\" content=\"@psgconference\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"2 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/psgconference.com\/2025\/our_team\/greg-chaffin\/\",\"url\":\"https:\/\/psgconference.com\/2025\/our_team\/greg-chaffin\/\",\"name\":\"Greg Chaffin - 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