An interesting book that teaches us about how we act and react as human beings in the context of contemporary work and, based on a number of scientific experiments, sheds light on the way our brain works. The subject is treated in an original form, the book is divided into four distinct acts featuring protagonists facing their daily professional tasks. The author navigates between a frame by evolving Paul and Emilie in their daily and commentary / analysis of the situations they face. It appears reading this book with concrete tools to better organize and optimize working days in a digital world where information is exchanged and still flowing faster.