The document discusses cognitive assistants and smart service systems. Cognitive assistants are systems that use language, learning, levels of confidence in recommendations, and potential physical embodiments to assist humans. Smart service systems are networks where all entities use cognitive mediators to enhance value co-creation interactions. The talk outlines how cognitive assistants could support various occupations by assisting with individual tasks. It also discusses IBM's work on cognitive systems, platforms, and components that could enable the development of advanced cognitive assistants and smart service systems in the future.