Blade Runner
Philip K. Dick
Wonderfully simple and quickly engaging futurist novel in a time when most humans have died or vacated earth while some androids have infiltrated earth and are targets of bounty hunters.

Caves of Steel
Isaac Asimov
Isaac Asimov wrote 440 books during his lifetime… 440… The common message is that robots are a good thing… Developed his famous three rules of robotics

Ender's Game
Orson Scott Card
The future of war with a child hero

Fahrenheit 451
Ray Bradbury
The best piece written on censorship

Life, the Universe and Everything
Douglas Adams
I could read Douglas Adams forever and ever …  not quite as good as the Hitchhikers Guide to the Galaxy but what is?

Prey
Michael Crichton
Somewhat goofy ending to a nanotech disaster… hope they don't make a movie but…

Twenty Thousand Leagues Under The Sea
Jules Verne
Read this with my son Eamon. Glad I read this classic. Amazing this book was created in the middle of the 19th century and can realize how it brought with it a new genre of sci fi. At times challenging to place myself in the mindset of Jules Verne given how much I have been exposed to.

Shadow of the Hegemon
Orson Scott Card
Much more than just little children battling for supremacy of the planet… awesome

Snow Crash
Neal Stephenson
Complex interplay between reality and cyberworld… ridiculously imaginative and expanding

Speaker for the Dead 
Orson Scott Card

Stranger in a Strange Land
Robert A. Heinlein
Human raised on Mars comes to Earth… classic and controversial

The Hitchhiker's Guide to the Galaxy
Douglas Adams
Awesome… they don't make them better than this

The Restaurant at the End of the Universe
Douglas Adams
Superb sequel to Hitchhiker…

The Shockwave Rider
John Brunner
Worms worms worms… excellent

True Names
Vernor Vinge
Includes a forward with expert's thoughts on identitiy -- a key Vinge theme