This document discusses how people analytics and big data can transform human resources and the future of work. It notes that more data has been generated in the last few years than in all of human history, and that data is now being used by companies to make people decisions. The document outlines several key points about people analytics, including how data can help reduce attrition, develop leaders, and improve business performance. It also provides an example of how Google used people analytics research to determine the most important skills for managers to have engaged employees.