John Langford

John Langford is a machine learning research scientist at Microsoft, specializing in reinforcement learning and interactive machine learning. A Caltech and Carnegie Mellon alumnus, he is a key creator of the Vowpal Wabbit machine learning system and co-founder of the influential "hunch. net" blog.

He is deeply passionate about the theoretical underpinnings of machine learning and its real-world applications. He actively shares his research and insights with the broader community through his long-running blog, demonstrating a commitment to open knowledge-sharing in his field.

John is a principal creator of Vowpal Wabbit, a widely-used, high-performance open-source machine learning library known for its speed and scalability.