Who? (novel)

Who?
Cover of first paperback edition
AuthorAlgis Budrys
LanguageEnglish
GenreScience fiction
PublisherPyramid Books
Publication date
1958
Publication placeUnited States
Media typePrint (hardback & paperback)
Pages157

Who? is a science fiction novel by American writer Algis Budrys, set during the Cold War. The novel was first published in 1958.

It was adapted into a 1974 film of the same name starring Elliott Gould.