
Ivan Focht was a Yugoslav philosopher and mycologist.
Patrick J. Gyger is a Swiss historian and writer. In the 1990s he specialised in medieval studies and in 1998 published the book, L'Épée Et La Corde: Criminalité Et Justice À Fribourg (1475-1505) on the topic of crime and justice. One of Gyger's publications is the history of the flying car, with Les voitures volantes, Souvenirs d'un futur rêvé, published in English as Flying Cars: The Extraordinary History of Cars Designed for Tomorrow's World. From 1999 to 2010, he was the director of Maison d'Ailleurs, museum of utopia in Switzerland. In late 2010, Gyger was appointed as the director of Le Lieu unique, French national cultural center in Nantes. In 2014, the Swiss Federal Council appointed him Honorary Consul of Switzerland in Nantes.

Fiona Kelleghan is an American academic and critic specializing in science fiction and fantasy. She was a metadata librarian and a cataloguer at the University of Miami's Otto G. Richter Library. She left the University in 2011.

Nancy Anne Kress is an American science fiction writer. She began writing in 1976 but has achieved her greatest notice since the publication of her Hugo- and Nebula-winning 1991 novella Beggars in Spain, which became a novel in 1993. She also won the Nebula Award for Best Novella in 2013 for After the Fall, Before the Fall, During the Fall, and in 2015 for Yesterday's Kin. In addition to her novels, Kress has written numerous short stories and is a regular columnist for Writer's Digest. She is a regular at Clarion writing workshops. During the winter of 2008/09, Nancy Kress was the Picador Guest Professor for Literature at the University of Leipzig's Institute for American Studies in Leipzig, Germany.

James Frank McGrath is the Clarence L. Goodwin Chair in New Testament Language and Literature at Butler University and is known for his work on Early Christianity, Mandaeism, criticism of the Christ myth theory, and the analysis of religion in science fiction. He received his Ph.D. from Durham University in 1998.

Farah Jane Mendlesohn is a British academic historian and writer on science fiction and fantasy literature, and an active science fiction fan.

Adam Charles Roberts is a British science fiction and fantasy novelist. In 2018 he was elected Vice-President of the H.G. Wells Society.

Joanna Russ was an American writer, academic and radical feminist. She is the author of a number of works of science fiction, fantasy and feminist literary criticism such as How to Suppress Women's Writing, as well as a contemporary novel, On Strike Against God, and one children's book, Kittatinny. She is best known for The Female Man, a novel combining utopian fiction and satire, and the story "When It Changed".

John Stewart Williamson, who wrote as Jack Williamson, was an American science fiction writer, often called the "Dean of Science Fiction". He is also credited with one of the first uses of the term "genetic engineering". Early in his career he sometimes used the pseudonyms Will Stewart and Nils O. Sonderlund.

Gary K. Wolfe is an American science fiction editor, critic and biographer. He is an emeritus Professor of Humanities in Roosevelt University's Evelyn T. Stone College of Professional Studies.

Susan Joan Wood was a Canadian literary critic, professor, author and science fiction fan and editor. She was born in Ottawa, Ontario.