Large language models are reshaping how we work, create, and think. But the real opportunity isn't in chasing every new chatbot or update-it's in developing the skills that let you use these tools with genuine insight. This book cuts through the hype to explain how LLMs actually work, what they do well, and where they fail. You'll learn why they hallucinate, how to craft prompts that get reliable results, and how to spot bias and errors before they lead you astray. More importantly, you'll discover the human abilities-critical thinking, curiosity, ethical judgment-that become more valuable as AI advances. Written for curious professionals, students, and anyone who wants to stay ahead, this guide gives you a grounded understanding of the technology and a practical roadmap for thriving alongside it. Part of The Practical AI Library.

About the author

Marcus Chen Ferro writes for The Practical AI Library.