John G. Hemry | Best-Selling Science Fiction Author
Jack Campbell is the pen name of John G. Hemry, a science fiction writer and retired U.S. Navy officer who is author of The Lost Fleet series, JAG in Space series, and Stark's War series.
Hemry, John Hemry, Jack Campbell, science fiction, author, US Navy, Annapolis, The Lost Fleet, Beyond The Frontier, Guardian, Stark's War, JAG In Space,
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