By Greg Bear
By Sagan, Nick
By McCay, Bill
By Martin, George R. R.
By Lawhead, Stephen
By Bova, Ben
By Sargent, Carl, Gascoigne, Marc
By Lidster, Joseph, Moran, James, Cartmel, Andrew, Llewellyn, David
By Neal Stephenson, Stephenson, Neal
By Douglas, Ian
By Tim Pratt
By Herbert, Frank
By Gibson, Gary
By Asaro, Catherine
By Ben Bova, Bova, Ben
By Sturgeon, Theodore
By Benford, Gregory, Brin, David
By Pohl, Frederik
By Bakker, Robert
By Richard Morgan, Morgan, Richard
By Baxter, Stephen
By Dick, Philip K.
By Theodore Sturgeon
By Frederik Pohl
By Asimov, Isaac