| David McWilliams Ludlum | |
| Birth Date: | December 3, 1910 |
| Birth Place: | East Orange, New Jersey, USA |
| Death Place: | Princeton, New Jersey, USA |
| Fields: | American history, meteorology |
| Workplaces: | United States Army, Systems Associates |
| Alma Mater: | Princeton University, University of California, Berkeley |
| Known For: | History of American weather Weatherwise magazine |
David McWilliams Ludlum (December 3, 1910 – May 23, 1997)[1] was an American historian, meteorologist, entrepreneur, and author.[2] He was the founder of the only magazine in the U.S. about weather, Weatherwise, founded in 1947.
Ludlum played himself in the 1950 documentary film Cassino to Korea, which portrayed Ludlum's experiences as a captain in the United States Army Air Forces during World War II, when he accurately predicted a crucial weather break during the 1944 Battle of Monte Cassino, leading to the strategic launch of the Allied attack.[3]
Ludlum published dozens of books in his lifetime. Here are a few: