Syndrome Johnny
# The Snowball Effect This story was written by Katherine MacLean under the pen name Charles Dye. It first appeared in Galaxy magazine in 1951.
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author: Katherine MacLean (as Charles Dye); from: Galaxy, 1951-07
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Tales of Tomorrow is an American anthology science fiction series that was performed and broadcast live on ABC from 1951 to 1953. The series covered such stories as Frankenstein starring Lon Chaney Jr., 20,000 Leagues Under the Sea starring Thomas Mitchell as Captain Nemo, and many others.
Wikipedia. CC BY-SA 4.0. Updated Jun 29, 2026.
“Syndrome Johnny.” Tales Of Tomorrow. Radio broadcast, February 5, 1953.