The Spider's Thread: Metaphor in Mind, Brain, and Poetry - Paperbackby Keith J. Holyoak (Author) An examination of metaphor in poetry as a microcosm of the human imagination a way to understand the mechanisms of creativity. In The Spider's Thread, Keith Holyoak looks at metaphor as a microcosm of the creative imagination. Holyoak, a psychologist and poet, draws on the perspectives of thinkers from the humanities poets, philosophers, and critics and from the sciences psychologists, neuroscientists, linguists, and