Hannu Rajaniemi

The Quantum Thief  (Vector 265, Winter 2011)

Ian Rankin

Knots and Crosses  (Fiction Magazine, March 1987)

Christoph Ransmayr

The Last World  (Vector 158, December 1990-January 1991)

J. Michael Reaves

Darkworld Detective  (Paperback Inferno 6/3, October 1982)

Kit Reed

Dogs of Truth  (SF Site, Mid-February 2006)
The Story Until Now: A Great Big Book of Stories  (Strange Horizons, 24 April 2013) 
Where  (Interzone 258, May-Jun 2015) 

Mike Resnick

The Outpost  (Vector 219, September-October 2001)

Alastair Reynolds

Pushing Ice  (Interzone 203, April 2006)
The Prefect  (Interzone 211, July-August 2007)
House of Suns  (SF Site, July 2008)

Terminal World  (SF Site, mid-June 2010) 
Troika  (SF Site, November 2011)  
Blue Remembered Earth  (SF Site, July 2012) 
On the Steel Breeze  (SF Site, March 2014) 

John Rieder

Colonialism and the Emergence of Science Fiction  (Foundation 108, Spring 2010)

Adam Roberts

The History of Science Fiction  (Foundation 98, Autumn 2006)
Swiftly  (Interzone 216, June 2008)
New Model Army  (Big Other, 5 March 2011)
Jack Glass  (Interzone 243, Nov-Dec 2012)

Bete  (Vector 279, Spring 2015) 

Keith Roberts

Molly Zero   (Vector 99, October 1980)
Gráinne  (Fiction Magazine, July-August 1987)
The Natural History of the P.H.  (Vector 144, June-July 1988)
Irish Encounters  (Vector 151, August-September 1989)
Drek Yarman  (Vector 211, May-June 2000)

Kim Stanley Robinson

The Memory of Whiteness  (Foundation 38, Winter 1986/87)
A Short, Sharp Shock  
(Vector 158, December 1990-January 1991)
The Martians  (Vector 206, July-August 1999)
TheYears of Rice and Salt(New Scientist, 23 March 2002)
Forty Signs of Rain  (New York Review of Science Fiction 193, September 2004)
Galileo's Dream  (SF Site, May 2010) 
2312  (Bull Spec 8/9, Spring 2013) 

Roger Robinson

(Re)Commended Science Fiction  (Vector 201, September-October 1998)

Justina Robson

Mappa Mundi  (Foundation 84, Spring 2002)

Archie Roosevelt

For Lust of Knowing  (Literary Review, March 1988)

Benjamin Rosenbaum

The Ant King and Other Stories  (SF Site, January 2009)

Mary Rosenblum

Horizons  (Interzone 206, October 2006)

J-H Rosny aîné

Three Science Fiction Novellas  (Interzone 241, July-August 2012)

Philip Roth

The Plot Against America  (New York Review of SF 199, March 2005)

Rudy Rucker

White Light  (Vector 100, December 1980)

Nicholas Ruddick

Christopher Priest  (Vector 158, December 1990-January 1991)
Ultimate Island: on the Nature of British Science Fiction  (Vector 176, December 1993-January 1994)

The Fire in the Stone (Foundation 105, Spring 2009) 

Eric Frank Russell

Into Your Tent: The Life, Work and Family Background of Eric Frank Russell by John L. Ingham  (Vector 263, Summer 2010)

Mary Doria Russell

The Sparrow  (Vector 196, November-December 1997)