Nowadays, Public Administration is challenged to become more in tune with the people it serves. This book was meant to be shared with officials, politicians, managers and public managers, as well as professors, researchers and students, and for all to share the same journey in the issue; it is the result of a long and deep thinking, full of knowledge and practice. Within its seven parts, his text introduces important theories, describes the issues -such as distrust, post-truth, politicization, multiple network interaction- and provides knowledge to address them (it suggests better ways to organize work, evaluate it, prepare and keep up on learning).