"As a teenager I was entranced by the writings of Arthur C. Clarke. While Clarke is best known for his collaboration with Stanley Kubrick on the film script for 2001: A Space Odyssey, his interests ranged from the eminently practical to the wildly speculative. He was the first to propose the use of geostationary communications satellites; he was also chairman of the British Interplanetary Society. "
Several others are already available, and there are more to come. Well worth perusal (and apparently there's still time to submit your own).