Book excerpt: This timely book presents fresh, forward-looking analyses of key regions across the globe, organized around power transition theory. Tracking political and economic trajectories broadly, the contributors use cutting-edge data to forecast general trends in regional politics, economics, and diplomacy. Their collective insights into the likely directions of regional dynamics within a changing global order comprise an invaluable guidebook for forward-thinking readers considering where the world is headed in the coming decades and the implications for strategy, politics, and policy.