Gary Gygax: Dungeon Masters Guide 1e
James Wyatt: Dungeon Masters Guide 1&2, 4e
Robin Laws: Robins Laws of Good Gamesmastering, Feng Shui, Weather the Cuckoo Likes
Louis Prosperi: Earthdawn
Jonathan Tweet: Over the Edge
Rick Priestley: Warhammer, Warhammer 40 000
Carl Sargent: Power Behind the Throne
Mike Pondsmith: Castle Falkenstein
Monte Cook: Ptolus
Shane Lacy Hensley: Deadlands, Savage Worlds
Fred Hicks, Rob Donoghue, Leonard Balsera: Spirit of the Century
Books
Roger Zelazney: Roadmarks
JRR Tolkien: Lord of the Rings, The Hobbit
Tad Williams: Memory, Sorrow and Thorn trilogy
George RR Martin: A Song of Ice and Fire
Larry Niven: Known Space novels
Peter F Hamilton
Dan Abnett: Inquisitor series, Gaunts Ghosts series
Michael Moorcock: Elric series, Hawkmoon trilogies
Willard Price: the Adventure books
Iain M Banks: Culture novels
China Mieville: Perdido Street Station
Anne McCaffrey: Pern novels
Stephen King: The Stand
Fritz Leiber: the Lankmar stories
Scott Lynch: The Gentlemen Bastards Sequence
Comics
Mark Millar: The Ultimates
Alan Moore, Dave Gibbons: Watchmen
Stan Lee
Frank Cho
Sean Chen
George Perez
Neal Adams
Films & TV
Guillermo Del Toro: the Hellboy movies
Peter Jackson: Lord of the Rings, King Kong
Robert Zemekis: Back to the Future trilogy
Steven Speilberg: Indiana Jones series, Jaws, Close Encounters
George Lucas: Star Wars, the original trilogy
Terry Gilliam
Joss Whedon
Band of Brothers
Dangermouse
Art
Dave McKean
William O’Connor
Matt Wilson
Music
REM
Pink Floyd
Lemon Jelly
Penguin Cafe Orchestra