Author Paul Buchanan Tryon NC Paul Buchanan is a retired physician, commercial pilot, flight instructor, and flight surgeon. He has authored or coauthored dozens of articles for medical and scientific journals—including many articles on medical concerns during long-duration space missions.

Buchanan currently lives in a remote area of Greenville County, South Carolina, with a twenty-two-pound Maine coon cat. His interests include aikido, and ancient and medieval military history.