The AUTHOR of this book is Roger McNamee, an adventurous capitalist and investor in Silicon Valley from thirty -five years, famous for his book The New Normal and a folder series. Moonalice Legend: Posters and Words. McNamee worked as a technical advisor for the second to the fifth of the fifth "Silicon Valley" series, as was the spiritual father of Mark Zuckerberg and his advisor in the early stages of the founding of Facebook, and in this book, McNamee explains how Facebook has turned from an electronic platform aimed at harnessing technology To create a better and more effective kind of "social communication", to a real catastrophe that threatens society and creates an unpredictable challenge.