Firefly & Fern

Daniel Nayeri

Ages 13–18dualityidentity

Kathryn Evans

Ages 13–18identityself-discovery

David Stahler

Ages 13–18identityparanormal mystery

Daniel Nayeri

Ages 13–18identityduality

Caroline Merola

Ages 5–10naturewolves

Jennifer Lynn Barnes

Ages 13–18identityself-discovery

Mimi McCoy

Ages 9–14identitygood versus evil

Nancy Antle, Barbara Gregorich

Ages 4–8personalityduality

Robert Lawrence Stine

Ages 10–14identityduality

Edgar Allan Poe

Ages 13–18psychological tensionobsession

Nancy Butcher

Ages 8–12transformationduality