Bernardo, Anthony. "Larry Niven." Beacham's Encyclopedia of Popular Fiction: Biography Series. Volume 2. Ed. Kirk H. Beetz. Osprey, FL: Beacham Publishing, 1996, pp. 1355-58. Bernardo presents an account of Niven's life and career, as well as primary and secondary bibliographies.

Clute, John. "Niven, Larry." The Encyclopedia of Science Fiction. Ed. John Clute and Peter Nicholls, et al. New York: St. Martin's Griffin, 1993, pp. 873-75. Discusses Niven as an important exponent of hard science fiction.

Hartmann, William K. "A What-If World Comes to Life in Los Angeles."Smithsonian 12 (March 1982): 86-94. Niven, artists, and scientists jointly create an imaginary but scientifically possible world.

Of interest for its insights into Niven's creative methods.

Jonas, Gerald. New York Times Book Review (October 26, 1975): 49. After suggesting that "hard" science science fiction is stupid, Jonas places Niven's Tales of Known Space in the middle of it.

Niven, Larry. "The Words in Science Fiction...