This book is the last book written by Hermann Oberth (1894-1987), the father of space flight. The work addresses many of the great problems facing mankind today, and points to interesting solutions. Oberth says that the book contains the minimum a publicly active person should know and understand. Included is a detail biography of the space pioneer, and a fascinating photo documentation section.
Hermann Julius Oberth was an Austro-Hungarian-born German physicist and engineer. He is considered one of the founding fathers of rocketry and astronautics.