Luis Marden (born Annibale Luigi Paragallo) (January 25, 1913 – March 3, 2003) was an American photographer, explorer, writer, filmmaker, diver, navigator, and linguist who worked for National Geographic Magazine. He worked as a photographer and reporter before serving as chief of the National Geographic foreign editorial staff. He was a pioneer in the use of color photography, both on land and underwater, and also made many discoveries in the world of science.

Though he officially retired in 1976, Marden continued to write occasional stories. In total, he wrote more than 60 articles for the magazine.

Source
wikipedia.com, last update 2023.02.22