Alkon, Paul K., Science Fiction before 1900: Imagination Discovers Technology, Twayne Publishers, 1994.

This book gives information on early Science Fiction
works and how they were important in the beginning
stages of the movement. The works are then placed
in comparison with other literary works from their
time period.

Asimov, Isaac, I. Asimov: A Memoir, Bantam Spectra, 1995.

Asimov's final collection of autobiographical essays
contains many of his personal opinions and life stories.
He discusses his views on such wide-ranging
topics as science, society, other Science Fiction writers,
and religion.

Disch, Thomas M., The Dreams Our Stuff Is Made Of: How Science Fiction Conquered the World, Touchstone Books, 2000.

This work contains historical information and critiques
of various works and styles of Science Fiction
literature. It gives an in-depth explanation of the different
types of literature and gives blunt assessments
of the work of the major authors from the field...