
author
1909–1969
A master of suspense for both radio and young readers, this American writer helped shape mystery and speculative fiction in the mid-20th century. He is still especially remembered for creating the beloved Three Investigators adventures.

by Robert Arthur

by Robert Arthur

by Robert Arthur
Born on November 10, 1909, at Fort Mills on Corregidor Island in the Philippines, Robert Arthur Jr. became an American writer and editor known for crime, mystery, and speculative fiction. He worked across several forms, building a career that included magazine fiction, anthologies, radio scripts, and novels.
He wrote for the radio series The Mysterious Traveler and earned Edgar Awards for Best Radio Drama, showing how well he could create atmosphere and suspense through sound alone. He also edited influential mystery and supernatural anthologies, helping introduce many readers to classic short fiction.
Today, he is best known for writing The Three Investigators books, a series that gave young readers clever puzzles, eerie settings, and a memorable team of teenage detectives. His work has lasted because it combines brisk storytelling with a genuine sense of mystery and fun.