In the first chapter of the book, each author (or authors) formulates a diagnosis, a trend prognosis, raises visions for change and culminates with reflections on each of the 15 Challenges. At the beginning of each chapter, there is a portrait of the author and his or her message to the reader. The second chapter includes a presentation of the Scenarios towards 2050 and the 45 key factors emanating from the authors essays, which served as the b...