This new NBR Special Report assesses the current state of U.S.-ROK cooperation on export controls, artificial intelligence, and data policy; identifies challenges and barriers to greater collaboration; and proposes practical options for policymakers and businesses in both countries to advance their common interests. Experts from the United States and South Korea have collaborated on each chapter, first presenting the U.S. and ROK perspectives on a given topic, followed by a jointly authored conclusion with a set of policy options.