Maarten Grootendorst is a Dutch data scientist and AI engineer at Google DeepMind, best known for creating BERTopic and authoring the book Hands-On Large Language Models . He describes himself as a
Picked up An Illustrated Guide to AI Agents by Maarten Grootendorst and Jay Alammar and it’s easily my favorite AI agents book of 2026. O’Reilly published it and the whole thing’s free to read online too, so you can just…