Unknown

Larry Niven & Steven Barnes & Boris Vallejo

Danica Davidson

Unofficial Overworld Adventures (4)

James Axler

Deathlands (94)

Michael Koryta

Robert A. Heinlein

Future History or "Heinlein Timeline" (1)

Poul Anderson & Larry Niven & Robert Silverberg & Philip José Farmer & Isaac Asimov & Murray Leinster & Miriam Allen Deford

Stephen Baxter

Destiny's Children (4)

Michael Connelly

Jack McEvoy Series (2)

David Brin

The Uplift Saga (2)

Steven dos Santos

The Torch Keeper (1)

Piers Anthony

Incarnations of Immortality (6)

Peter Clines

Isaac Asimov

B. J. Daniels

The Montana Hamiltons (5)

John Grisham

Theodore Boone (2)

Peter F. Hamilton

The Night's Dawn (2)

Shannon Mayer

Rylee Adamson (10)

James Rollins

Sigma Force Series (5)

Zilpha Keatley Snyder

Green Sky (2)

A. Bertram Chandler

Alexes Razevich

The Ahsenthe Cycle (1)

Rachel E. Carter

The Black Mage (4)

Renee Pawlish

A Jo Gunning Thriller (1)

Brandon Sanderson

The Mistborn Saga (3)

Garth Nix

Abhorsen (1)

Kresley Cole

Immortals After Dark (14)

Mike Shepherd

Society of Humanity (1)

Vernor Vinge

Peter Shelley