Author and Speaker. Turnbow's recent book Hardened to Hickory: The Missing Chapter in Andrew Jackson's Life is available online. He is completing a new young adult historical fiction about overcoming fear on the historic Natchez Trace in the early 1800's, and working on a nonfiction about the death of explorer Meriwether Lewis. In 2009, Turnbow wrote a full-length play, Inquest on the Natchez Trace: The Curious Death of Meriwether Lewis. He serves on the Board of Trustees of the Lewis and Clark Trust, Inc. He is past-president of the Natchez Trace Parkway Association.