List of authors by name:

A - B - C - D - E - F - G - H - I - J - K - L - M - N - O - P - Q - R - S - T - U - V - W - X - Y - Z

Fred Saberhagen, (born 1930)
Louis Sachar
Carl Sagan, (1934-1996)
Antoine de Saint-Exupery, (1900-1944)
Patty Salier
Susan Sallis
Barbara Samuel
David Saperstein
Pamela Sargent, (born 1948)
Al Sarrantonio
Jeanne Savery
Meryl Sawyer
Robert J. Sawyer, (born 1960)
Patricia Scanlan
Richard Scarry - (1919-1994)
James H. Schmitz, (1911-1974)
Stanley Schmidt, (born 1944)
Arthur Schnitzler, (1862-1931)
Robin Schone
Sharon Schulze
Thomas N. Scortia, (1926-1986)
Alicia Scott
Amanda Scott
Theresa Scott
Ouida Sebestyen (born 1924)
Amartya Sen (born 1933)
Maurice Sendak, (born 1928)
Rod Serling, (1924-1975)
Anya Seton, (1906-1990)
Theodor "Dr. Seuss" Geisel (1904-1991)
Anna Sewell, (1820-1878)
Michael Shaara, (1928-1988)
William Shatner, (born 1931)
Richard S. Shaver, (1907-1975)
Bob Shaw, (1931-1996)
Charles Sheffield, (1935-2002)
Robert Sheckley, (born 1928)
Mary Shelley, (1797-1851)
Lucius Shepard
Joel Shepherd, (born 1974)
T.L. Sherred
June Lund Shiplett
John Shirley, (born 1953)
Charles E. Silberman
Robert Silverberg, (born 1935)
Shel Silverstein, (1930-1999)
Clifford D. Simak, (1904-1988)
Dan Simmons, (born 1948)
Charlie May Simon, (1897-1977)
Francesca Simon, (born 1955)
Rebecca Sinclair
Johanna Sinisalo, (born 1958)
Christina Skye
John Sladek, (1937-2000)
William Sleator
Joan Slonczewski
Bertrice Small
Adam Smith
Barbara Dawson Smith
Clark Ashton Smith, (1893-1961)
Cordwainer Smith, (1913-1966) (Pseudonym of Paul M.A. Lindebarger)
Deborah Smith
E. E. Smith, (1890-1965), (Edward E. "Doc" Smith)
Karen Rose Smith
George O. Smith, (1911-1981)
L. Neil Smith
Lemony Snicket - (pen name of Daniel Handler)
Zilpha Keatley Snyder
Don Sobol
Jerry Sohl, (1913-2002)
Alexander Solzhenitsyn, (born 1918)
Maris Soule
Albert Speer, (1905-1981)
Lavyrle Spencer
Mary Spencer
Norman Spinrad, (born 1940)
Lysander Spooner (1808-1887)
Johanna Spyri, (1827-1901)
Michael A. Stackpole, (born 1957)
Olaf Stapledon, (1886-1950)
Mary Jane Staples
Christopher Stasheff
Danielle Steel, (born 1947)
Allen Steele
Neal Stephenson, (born 1959)
Bruce Sterling, (born 1954)
Robert Louis Stevenson, (1850-1894)
Sally Steward
Mariah Stewart
Mary Stewart, (born 1916)
R. L. Stine, (born 1943)
Jessica Stirling
S. M. Stirling, (born 1953)
Frank R. Stockton, (1834-1902)
Katherine Stone
Walter Scott Story, (1879-1955)
Deb Stover
Lytton Strachey, (1880-1932)
J. Michael Straczynski, (born 1954)
Edward L. Stratemeyer - (see Victor Appleton, Jr, Carolyn Keene, Franklin Dixon)
Charles Stross, (born 1964)
Boris and Arkady Strugatsky (sometimes listed contrariwise), a.k.a. the Strugatsky brothers (1925-1991) (born 1933)
Theodore Sturgeon, (1918-1985)
Somtow Sucharitkul, (Pseudonym, S. P. Somtow)
Katherine Sutcliffe
Michael Swanwick, (born 1950)
Jonathan Swift, (1667-1745)
Madge Swindells