Leigh Brackett, a wide range of planetary romance works including The Coming of the Terrans (1967, collecting older stories) and The Sword of Rhiannon (1953)
Terry Brooks, Shannara series (1977-2020)
Edgar Rice Burroughs, Martian series (1912-1943)
Edgar Rice Burroughs, Tarzan of the Apes (1912)
Octavia E. Butler, Patternmaster (1976)
Suzy McKee Charnes, Walk to the End of the World (1974)
Samuel R. Delany, Trouble on Triton (1976, also published as Triton)
W.E.B. Du Bois, “The Comet” (1920)
David (and Leigh) Eddings, the Belgariad (1982-1984)
Robert A. Heinlein, especially Space Cadet (1948)
Georgette Heyer, especially An Infamous Army (1937)
Ursula K. Le Guin, The Word for World Is Forest (1972)
the Four Branches of the Mabinogi, some of the most important works of medieval Welsh literature
Anne McCaffrey, Crystal Singer trilogy (1982-1992)
Anne McCaffrey, Decision at Doona (1969)
Anne McCaffrey, The Ship Who Sang (1969)
Anne McCaffrey, Tower and Hive series (1990-1999)
Anne McCaffrey, “Velvet Fields” (1973, republished in 1994 in the collection The Girl Who Heard Dragons)
Anne McCaffrey and Margaret Ball, Acorna: The Unicorn Girl (1997)
Walter M. Miller, jr., A Canticle for Leibowitz (1960)
C.L. Moore, Northwest of Earth (1954, collecting older stories)
Tamora Pierce, Song of the Lioness quartet (1983-1988)
David Seed, American Science Fiction and the Cold War (1999)
WarGames (1983)
David Weber, Honor Harrington series (1992-2018, not counting spinoffs)
Jamie Williamson, The Evolution of Modern Fantasy (2015)
Bonus Episode #6: “The Girl Who Heard Dragons” (1986)
This one is self-contained!
Bonuse Episode #7: Listener Q&A
Mary Brizzi, Anne McCaffrey (Starmont Reader’s Guide 30)
Harlan Ellison, “A Voice from the Styx” (1968), available here in Psychotic #27 (Sept. 1968)
A longer version is available in The Book of Ellison (1978)
Ursula K. Le Guin, Earthsea series (1968-2001)
Stephenie Meyer, Twilight (2005-2020)
Patricia Monk, “The Future Imperfect of Conjugation: Images of Marriage in Science Fiction”, in Mosaic: An Interdisciplinary Critical Journal 17.2 (1984)
Tamora Pierce, Song of the Lioness quartet (1983-1988)