Sign Journeys is a novel about ideas and the ways they have changed us. It is about the way you came to understand the very words you are reading now. About the origins of symbol use and the ways that use has evolved over time. It continues the story of Kpol and his tribe as they struggle to survive 100,000 years ago and adapt to new ways. Jack Wilson learns to read and print books in the turmoil of 16th century England. In the near-present computer age, Able and Leah fight to survive the apocalypse. And in the distant future, a new form of life comes into existence and the fate of humanity hangs in the balance. What connects them all? Sign Journeys is the sequel to Sign Changes. Though it is written so that it may be read as a stand-alone work, to get the full impact of the story Sign Changes should be read first.