Wyn Wachhorst

The Dream of Spaceflight: Essays on the Near Edge of Infinity  (SFRA Review 250, January-February 2001)

W. Warren Wagar

H.G. Wells: Traversing Time  (Strange Horizons, 25 October 2005)

Jo Walton

Farthing  (New York Review of Science Fiction 223, March 2007)
Lifelode  (Strange Horizons, 28 May 2010) 
Among Others  (SF Site, May 2011) 
My Real Children  (Interzone 255, November-December 2014) 

Walter Wangerin, Jr

The Book of the Dun Cow  (Vector 98, June 1980)

Ian Watson

The Gardens of Delight  (Vector 99, October 1980)
Queenmagic, Kingmagic  
(Critical Wave 5, May-June 1988)
Stalin's Teardrops  (Critical Wave 23, September 1991)
The Martian Inca & Space Marine  
(Vector 173, June-July 1993)
The Great Escape  (Vector 225, September-October 2002)
The Butterflies of Memory  (Strange Horizons, 21 June 2006)

Peter Watson

A Terrible Beauty  (Big Other, 3 December 2010)

Catherine Wells

Beyond the Gates  (The New York Review of Science Fiction 140, April 2000)

H.G. Wells

Star Begotten  (Strange Horizons, 9 January 2007)
H.G. Wells: Traversing Time (by W. Warren Wagar)  (Strange Horizons, 25 October 2005)

H.G. Wells's Fin de Siecle: Twenty First Century Reflections on the Early H.G. Wells (ed John S. Partington)  (Science Fiction Studies 108, July 2009) 
The Time Machine  (SF Site, April 2010) 
(Mis)reading Wells The Annotated Wells (ed  Leon Stover)  (Journal of the Fantastic in the Arts Vol 24, Issue 1, 2013) 

Robert Freeman Wexler

Psychological Methods to Sell should be Destroyed: Stories  (Interzone 222, June 2009)

Colson Whitehead

The Underground Railroad  (Shadow Clarke Jury, 15 March 2017)

Kate Wilhelm

Welcome, Chaos  (Fiction Magazine, Spring 1986)
Children of the Wind  (Vector 160, April-May 1991)

Sean Williams

Metal Fatigue  (Foundation 79, Summer 2000)

Sheila Williams (ed)

Asimov's Science Fiction Magazine: 30th Anniversary Anthology  (SF Site, Mid-February 2008)

Walter Jon Williams

This is Not A Game  (Vector 260, Summer 2009)

Connie Willis

Blackout and All Clear  (Vector 272, Spring 2013)

Robert Charles Wilson

The Perseids and Other Stories  (The New York Review of Science Fiction 151, March 2001)

G. Peter Winnington

The Voice of the Heart: The Working of Mervyn Peake's Imagination  (Science Fiction Studies 111, July 2010)

Dirk Wittenborn

Pharmakon  (The New York Review of Science Fiction 248, April 2009)

Gary K. Wolfe

Critical Terms for Science Fiction and Fantasy: A Glossary and Guide to Scholarship  (Vector 141, December 1987-January 1988)
Soundings: Reviews 1992-1996  (Science Fiction Studies 99, July 2006)
Bearings: Reviews 1997-2001  (SF Site, December 2010)

Gene Wolfe

Operation Ares  (Vector 85, January-February 1978)
The Shadow of the Torturer  
 (Vector 102, June 1981)
The Claw of the Conciliator  (Vector 103, August 1981)
The Sword of the Lictor  (Vector 108, June 1982)
The Citadel of the Autarch  (Vector 114, June 1983)
Free Live Free
 (Vector 128, October-November 1985)
The Urth of the New Sun  (Critical Wave 1, October 1987) & (Vector 143, April-May 1988)
There Are Doors  (Vector 150, June-July 1989)
Soldier of Arete  
(Vector 157, October-November 1990)
Castleview  (Vector 160, April-May 1991)

Pirate Freedom (Interzone 213, December 2007)
The Best of Gene Wolfe  (Interzone 221, March-April 2009)
An Evil Guest  (Foundation 104, Winter 2008)

The Sorcerer's House  (Interzone 228, May-June 2010) 
Home Fires  (Foundation 112, Summer 2011) 

Naomi Wood

The Godless Boys  (Vector 271, Winter 2012)

Nick WOOD

Azanian Bridges  (Vector 284, Summer 2016)
Azanian Bridges  (Shadow Clarke Jury  (17 March 2017)

James Woodall

The Man in the Mirror of the Book  (Vector 192, March-April 1997)

John C. Wright

The Golden Transcendence  (New York Review of Science Fiction 188, April 2004)

Peter Wright

Attending Daedalus  (Foundation 92, Autumn 2004)
Shadows of the New Sun: Wolfe on Writing/Writers on Wolfe  (SF Studies 107, March 2009)

Ronald Wright

A Scientific Romance  (Vector 198, March-April 1998)

S. Fowler Wright

Deluge  (Science Fiction Studies 95, March 2005)