Mind Switch is a science fiction novel by Damon Knight. It follows two individuals, a reporter for Paris-Soir and an intelligent alien at the Berlin Zoo, after their minds have been switched by a time-travel experiment gone awry. A shorter version of the novel was published in Galaxy magazine in April 1963 as "A Visitor to the Zoo". In 1966 it was published under the title The Other Foot. Knight has called this novel his favorite among his books.