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Welcome to the website for PSFS, the Philadelphia Science Fiction Society!
We are a membership-based organization of science fiction and fantasy fans based in Philadelphia, PA. PSFS had its first meeting in 1936, making us one of the oldest science fiction groups in the world. We are open to anyone interested in science fiction, fantasy, or horror, in all media from the written word to movies, TV, comics, games and gaming, and visual art.
We’d love to hear from you! To ask a question and tell us more about your interests, email info@psfs.org.
Join us for our April meeting featuring Hugo and Nebula finalist Marie Vibbert! The meeting is Friday, April 10 at 8 pm, This is a virtual event. Email info@psfs.org for the Zoom link!

A Hugo- and Nebula finalist, author Marie Vibbert’s short fiction has appeared over 100 times in top magazines like Nature, Analog, and Clarkesworld, and been translated into Czech, Chinese and Vietnamese. Her debut novel, Galactic Hellcats, was long listed by the British Science Fiction Award and her work has been called “everything science fiction should be” by the Oxford Culture Review.
She is the editor of the 2026 Triangulation anthology Bad Romance. She also writes poetry, comics, and computer games. By day she is a computer programmer in Cleveland, Ohio. Learn more at marievibbert.com or follow her on Instagram as @MarieVibbert or on Bluesky as @reasie.
Upcoming meeting schedule:
Friday April 10 8 pm Virtual, Guest Speaker Marie Vibbert
Friday May 8 8 pm Virtual, Guest Speaker TBA
Friday June 19 8 pm In Person, Guest Speaker TBA
Friday July 31 7:30 pm Annual Hugo Review Panel
August No meeting
Friday Sept. 18 8 pm In person, Guest Speaker TBA
