Titles by Sheila Williams marked with tag: obit
- 2008 - In Memoriam: Janet Kagan, 1946-2008
- 2006 - In Memoriam: Octavia E. Butler (Obit)
- 2003 - Charles Sheffield (1935-2002) (Obit)
- 1993 - In Memoriam: Baird Searles 1936-1993
- 1992 - In Memoriam: Isaac Asimov (1920-1992) (Obit) with Karen Anderson and Poul Anderson and Isaac Asimov and Janet Asimov and Stanley Asimov and Ben Bova and Arthur C. Clarke and Joel Davis and Catherine Crook de Camp and L. Sprague de Camp and Harlan Ellison and Martin H. Greenberg and Shawna McCarthy and Frederik Pohl and Carl Sagan and Stanley Schmidt and Robert Silverberg and Norman Spinrad and Connie Willis and Jane Yolen