The document discusses how sales teams can take a more data-driven, scientific approach to improve performance. It notes that companies using this approach see dramatic productivity increases of 200% for reps in the lower quartiles. It describes the average day of a data scientist as extracting data from multiple sources, analyzing it from different angles to find trends, and communicating insights to influence strategy. It provides a five-step guide for sales teams to start taking this approach, including getting support, selling the benefits, setting goals, creating transparency, and using data to inform conversations. The document advocates that sales teams focus on performance metrics and use data to continuously measure, assess, and improve.