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By Greg Bear 

By Chris Mckinney 

By Gwyn Cready 

By Stephen Baxter 

By Peter Clines 

By Jerry Pournelle 

By David Brin 

By Alex Lamb 

By Peter F. Hamilton 

By Christopher Priest 

By Bradley Somer 

By Nicholas Sansbury Smith 

By Nicholas Sansbury Smith 

By Nicholas Sansbury Smith 

By Philip K Dick 

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By Sharon Lee 

By Sharon Lee 

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By Isaac Asimov 

By Robert A. Heinlein 

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