John J. Sheehan has extensive experience in aviation, beginning his career as a Navy carrier pilot. After a 21 year Navy career he flew corporate and charter aircraft and worked as an aviation association executive and consultant, assisting airlines, government agencies and corporate aviation with management and operational issues. In 1995 he established Professional Aviation Inc., which specializes in aircraft selection, management and safety issues for corporate flight departments. He presents management and operational workshops for the National Business Aviation Association and writes exte...