In this engaging discussion, Richard Sutton, a pioneer in reinforcement learning, and Andrew Barto, an influential figure in the same field, share insights on their groundbreaking work. They delve into the origins of reinforcement learning, discussing its ties to neuroscience and psychology. The duo reflects on their notable contributions, like temporal difference learning, and its applications in AI systems such as AlphaGo. They also explore the future of human-RL relationships, emphasizing the importance of safety and ethical considerations in AI development.