James Clear is an American author, speaker, and productivity expert best known for his groundbreaking book Atomic Habits, one of the most influential modern guides on behavior change, habit formation, and personal improvement.
He specializes in the science of habits, decision-making, and continuous improvement. His work blends insights from psychology, neuroscience, and behavioral economics into simple, practical frameworks that help individuals and organizations build better systems rather than relying on motivation alone.
James Clear began his career by writing about habits, productivity, and self-improvement on his website, where he gained a massive global audience. His consistent publishing and research-driven approach led him to become one of the most widely read writers in the personal development space.