This chapter serves as an introduction to this collection by exploring the transformative intersection of Generative AI (GenAI), contracts, law, and design. It highlights how advanced machine learning models are reshaping legal practice, contracts, and contracting. GenAI—a subset of artificial intelligence—uses large datasets to create original content and provide new opportunities for automating legal tasks, enhancing contract accessibility, and promoting proactive legal strategies. The chapter delves into the technological underpinnings of GenAI, including examples such as OpenAI's ChatGPT and DALL·E, Anthropic’s Claude, GitHub Copilot, Google’s Bard and Gemini, and DeepSeek. It also examines the ethical and regulatory implications of AI adoption, focusing on the principles of “Responsible AI,” and discusses the importance of human-centric design in preparing legal tools and solutions intended to drive policy and strategic objectives. Additionally, it provides a brief overview of the book’s content, outlining key topics such as proactive law, contract design, intellectual property, privacy communication, and health data governance. By providing case studies and practical insights, the chapter offers a comprehensive overview of GenAI’s impact on contracting and the legal domain and sets the stage for further discussions on its applications, challenges, and future directions.