John L. Ingham

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

Simon Ings

Wolves  (Interzone 251, March-April 2014) 

Alexander Jablokov

Brain Thief  (The New York Review of Science Fiction 259, March 2010)

Bill James

The Lolita Man  (Fiction Magazine, October 1986)

Simon J. James

Maps of Utopia: H.G. Wells, Modernity, and the End of Culture  (Foundation 117, Spring 2014)

A.D. Jameson

Amazing Adult Fantasy  (SF Site, September 2011)

Robert & Susan Jenkins

Life Signs  (New Scientist, 9 May 1998)

Liz Jensen

The Rapture (SF Site, February 2010)

Kij Johnson

At the Mouth of the River of Bees  (SF Site, December 2012)

Diana Wynne Jones

Minor Arcana  (Vector 194, July-August 1997)

Gwyneth Jones

Divine Endurance  (Vector 126, June-July 1985)
Escape Plans  (Vector 132, June-July 1986)
North Wind  (Vector 180, August-September 1994)
Life  (Foundation 95, Autumn 2005)
Spirit: or, The Princess of Bois Dormant  (Strange Horizons, 26 January 2009)

Imagination/Space  (Strange Horizons, 2 July 2010) 
The Universe of Things  (SF Site, mid-September 2011) 

Russell Celyn Jones

The Ninth Wave (Strange Horizons, 1 February 2010)

Graham Joyce

The Silent Land, Some Kind of Fairy Tale and The Year of the Ladybird  (Vector 275, Spring 2014)

Keith L. Justice

Science Fiction Master Index of Names  (Vector 138, June-July 1987)
Science Fiction, Fantasy and Horror Reference  (Vector 157, October-November 1990)