In this fascinating book you will find 20 stories of doctors, geologists, aircraft designers, paleontologists, founders and reformers of science, whose names have glorified Russia forever. What secrets did they discover? What were they like in childhood and adolescence, thanks to which they were able to find their purpose, what helped them overcome obstacles along the way and become strong, inspiring individuals? Find your own role model and find out what qualities to develop in yourself in order to become like the great heroes of whom our country is proud! The publication is intended for middle school age. The publishing layout has been preserved.