David Walter Jourdan (born December 5, 1954) is an author, founder of Meridian Sciences,[1] and the co-founder and president of Nauticos, a deep ocean exploration company.
Naval Academy and Johns Hopkins University, and served as a U.S. Navy submarine officer during the Cold War.
He has led two deep ocean expeditions in search of Amelia Earhart and Fred Noonan’s Lockheed Electra airplane in the ocean off Howland Island, the atoll Earhart and Noonan were attempting to find when they vanished.
He has published several books, Never Forgotten: the Search and Discovery of Israel's Lost Submarine Dakar; The Deep Sea Quest for Amelia Earhart.
Through his company Nauticos he extensively searched a 1,200-square-mile (3,100 km2) quadrant north and west of Howland Island during two deep-sea sonar expeditions (2002 and 2006, total cost $4.5 million) and found nothing.