B.J. Fogg is a prominent behavior scientist and the founder of the Stanford Behavior Design Lab. He is best known for developing the Fogg Behavior Model, which explains how behavior is influenced by motivation, ability, and prompts. His work focuses on understanding how technology can be designed to encourage positive behavior change. Fogg has authored several books and articles on behavior design, including the influential book, Tiny Habits. He teaches at Stanford University and has worked with various organizations to apply his research in real-world settings, helping people create lasting habits and improve their lives.