Mark Greenberg

Mark Greenberg has been a photojournalist since 1975. He worked as a staff photographer at a major New York metropolitan newspaper and in the early 1980's joined the Associated Press in New York as a photo editor. After leaving the Associated Press, Greenberg co-founded Visions, a photo agency specializing in news and features.

In 1987 he was nominated for a Pulitzer Prize for feature photography for his coverage of the round-the-world Voyager aircraft. In 1992, Greenberg was invited to be the exclusive photographer for the Rio Roosevelt Expedition, a historical retracing of the expedition conducted by Theodore Roosevelt in 1914. A group of 20, including scientists, adventurers and Tweed Roosevelt, a great-grandson of Theodore Roosevelt, successfully completed a two-month long navigation of the 600-mile Amazon River tributary.

Since 1988 Mark has worked with the Virgin Group of companies and has enjoyed a 28-year personal relationship with Virgin's founder, Sir Richard Branson. Presently he is project photographer for Virgin Galactic, Branson's private endeavor to bring paying passengers into space. He has been documenting the program since its inception in 2005.

Greenberg co-authored a highly acclaimed book for children, Amazon Diary - The Jungle Adventures of Alex Winters along with noted author and illustrator Hudson Talbott. In 2008, Greenberg created and co-edited a best-selling book, Obama, the Historic Front Pages. The book chronicled the extraordinary coverage from the election and inauguration of Barack Obama.