Thomas Anstey Guthrie was an English writer, most noted for his comic novel Vice Versa about a boarding-school boy and his father exchanging identities. His reputation was confirmed by The Tinted Venus and many humorous parodies in Punch magazine.

Vice Versa: A Lesson to Fathers is a comic novel by Thomas Anstey Guthrie, writing under the pseudonym "F. Anstey", first published in 1882. The title originates from the Latin phrase "vice versa", meaning "the other way around".