One of my favorite sci-fi novels of all time is "A Canticle for Leibowitz" by Walter Miller, Jr. Havig him speak may run ino the same problem as with Arthur C Clarke and Isaac Asimov, also two favorites. Or Orson Scott Card, Greg Bear, David Brin, Frank Herbert...
Hadn't heard about Jack Chalker.
Another requiring a time machine would be Ray Bradbury. I'm seeing so many names here that I have forgotten that I read in the distant past.
I think the Well of Souls would require a full season on TV. With the special effects available today it could be fantastic
"A Fire Upon The Deep" by Vernor Vinge left my mind racing with all sorts of ideas.
Strange to relate -- some scientists are now postulating that the equivalents of some of the strange effects he talked about may be real...
Drones are, in essence, flying autonomous vehicles. Pros and cons surrounding drones today might well foreshadow the debate over the development of self-driving cars. In the context of a strongly regulated aviation industry, "self-flying" drones pose a fresh challenge. How safe is it to fly drones in different environments? Should drones be required for visual line of sight – as are piloted airplanes? Join EE Times' Junko Yoshida as she moderates a panel of drone experts.