>>83Nonfiction:
Ed Regis - Great Mambo Chicken and the Transhuman Condition
Hans Moravec - Mind Children, Robot
J. Storrs Hall - Beyond AI
Julian Savulescu, Nick Bostrom (editors) - Human Enhancement
Robin Hanson, Eliezer Yudkowsky - The Hanson-Yudkowsky AI-Foom Debate
James Barrat - Our Final Invention
Stuart Armstrong - Smarter Than Us
Nick Bostrom - Superintelligence
Fiction:
Olaf Stapledon - Last and First Men
A. E. van Vogt - World of Null-A
Arthur C. Clarke - Childhood's End, 2001: A Space Odyssey (ignore sequels)
Bruce Sterling - Shaper/Mechanist series
Ted Chiang - Understand (short story), probably other stories
Linda Nagata
John C. Wright - The Golden Age (trilogy), Count to a Trillion (in-progress series)
Richard K. Morgan - Takeshi Kovacs series (cyberpunk)
Marshall Brain - Manna
Alastair Reynolds - Thousandth Night/House of Suns
Disclaimer: most of the above are books I haven't personally read.