A complete, free-to-read book by Prof. Shubin Yu (HEC Paris) on understanding, implementing, and governing generative AI in business: the model landscape, prompt/context/harness/loop/graph engineering, API integration and evals, AI agents, the EDGE value framework, implementation roadmaps, business model innovation, regulation (EU AI Act, US, China, Japan), AI sovereignty, and how to work like a Forward Deployed Engineer.