Dreams are blueprints of the unconscious mind, and this guide provides the key to reading them. Written for young people ages 12 and up, The Dreamer's Companion shows how dreams have shaped human thought from ancient times through the work of Sigmund Freud and Carl Jung to today, as writers, artists, scientists, and dreamers try to understand their origin, meaning, and eerie power. From keeping a dream journal to using dreams to problem-solve, here are tools for mining and enjoying these treasures of the sleeping world.