Maine State Historian Thomas A. Desjardin is the author of several books on the Civil War and Maine history, including Stand Firm Ye Boys from Maine, Through a Howling Wilderness, and These Honored Dead. During the 1990s he served as archivist and historian at Gettysburg National Military Park. He later taught Civil War history at Bowdoin, the same Maine college where Joshua Chamberlain was a student, professor, and president. Desjardin was the historical advisor to actor Jeff Daniels for his role as Chamberlain in the films Gettysburg and Gods and Generals. Desjardin and his work have been featured on the History Channel, A&E, the Discovery Channel, and PBS. He lives in Pittsfield, Maine.