Larry Correia is the creator of the Wall Street Journal and New York Times best-selling Monster Hunter International series, with first entry Monster Hunter International, as well as urban fantasy hard-boiled adventure saga The Grimnoir Chronicles, with first entry Hard Magic, and epic fantasy series The Saga of the Forgotten Warrior, with first entry Son of the Black Sword. He is an avid gun user and advocate who shot on a competitive level for many years. Before becoming a full-time writer, he was a military contract accountant, and a small business accountant and manager. Correia lives in Utah with his wife and family.

John Ringo is the New York Times best-selling author of the Black Tide Rising series, the Posleen War series, the Through the Looking Glass series, and more, including the Troy Rising series, of which Live Free or Die is the first installment. A veteran of the 82nd Airborne, Ringo brings firsthand knowledge of military operations to his fiction.