Given the question: Pick one category for the following text. The options are - company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work. VALIS - VALIS is a 1981 science fiction novel by Philip K. Dick. The title is an acronym for Vast Active Living Intelligence System Dick's gnostic vision of one aspect of God.It is the first book in the VALIS trilogy of novels the others being The Divine Invasion (1981) and The Transmigration of Timothy Archer (1982). VALIS represents Dick's last major work before he died. Radio Free Albemuth a posthumously published earlier version of VALIS is not included as a component of the VALIS trilogy.
The answer is:
Written Work