Lambda the Ultimate

Lisp & APL hacker since 1975
Maintained Rutgers Lisp into the 80's
Associative memory architecture into the 90's
Nanotech researcher & author into the 00's
Just published the first book on machine ethics.

Programming languages
Automatic programming
AI
Machine ethics
Robotics
Fab machines, particularly autogenous ones (RepRap)
Old and rare books
Science fiction
Futurism
Fine Wines
Tennis