What Might Have Been

Alternate Empires by Frederik Pohl, Poul Anderson, Karen Joy Fowler, George Alec Effinger, James P. Hogan, Harry Turtledove, Gregory Benford, Robert Silverberg, Barry N. Malzberg, James Morrow, Martin H. Greenberg, Larry Niven, Kim Stanley Robinson

Alternate Empires

What Might Have Been #1

Frederik Pohl, Poul Anderson, Karen Joy Fowler, George Alec Effinger, James P. Hogan, Harry Turtledove, Gregory Benford, Robert Silverberg, Barry N. Malzberg, James Morrow, Martin H. Greenberg, Larry Niven, Kim Stanley Robinson

292 pages • first pub 1989 (editions)

fiction science fiction adventurous challenging medium-paced
Alternate Heroes by Gregory Benford, Martin H. Greenberg

Alternate Heroes

What Might Have Been #2

Gregory Benford, Martin H. Greenberg

354 pages • first pub 1989 (editions)

fiction science fiction adventurous challenging fast-paced
Alternate Wars by Gregory Benford

Alternate Wars

What Might Have Been #3

Gregory Benford

304 pages • first pub 1991 (editions)

fiction science fiction informative reflective medium-paced
Alternate Americas by Gregory Benford, Martin H. Greenberg

Alternate Americas

What Might Have Been #4

Gregory Benford, Martin H. Greenberg

320 pages • first pub 1992 (editions)

fiction science fiction short stories adventurous slow-paced
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