Matt Atkinson is a native of Houston, Mississippi. He received a B.B.A in General Business and a B.A. in History from Univ. of Mississippi and is currently working on a MA in History. Matt has worked at Petersburg National Battlefield, Natchez National Historical Park, Manassas National Battlefield, and Vicksburg National Military Park. He is currently employed as a ranger/historian at Gettysburg National Military Park.

Bert H. Barnett has been a ranger/historian at Gettysburg National Military Park (NMP) for 17 years. He has also worked at Stones River, Manassas, Shiloh and Kennesaw Mountain in his National Park Service career. His has been a regular contributor to past GNMP seminar proceedings.

Eric A. Campbell worked at Gettysburg National Military Park for 24 years as a ranger/historian. In 2009 he transferred to a new job at Cedar Creek & Belle Grove National Historic Park. His book, "A Grand Terrible Dramma": From Gettysburg to Petersburg, The Civil War Letters of Charles Wellington Reed, the medal of honor winner bugler of the 9th Massachusetts Battery, was published by Fordham University Press in 2000, and won the Eastern National author’s award in 2001.

Troy D. Harman has been with the National Park Service since 1984 in as a ranger/historian. He previously worked at Appomattox Court House NHS, Fredericksburg & Spotsylvania NMP, Valley Forge NHP and Independence NHP prior to coming to Gettysburg NMP, where he has worked since 1989. He also teaches in the history department at the Gettysburg campus of Harrisburg Area Community College and is currently working on his Ph.D. in history at Lehigh University. He is the author of the book Lee’s Real Plan at Gettysburg.

D. Scott Hartwig is a 30 year veteran of the National Park Service and has been a supervisory historian at Gettysburg for the past 16 years. He has been instrumental in the growth of Gettysburg’s on-site field interpretation and a key player for the design of all aspects of the new battlefield museum/visitor center. Additionally, he has authored numerous essays and articles on various Civil War subjects, as well as two books.

Lt. Colonel William D. Hewitt, U.S. Army (Retired) served 31 years in the army, including 6 years in intelligence and 25 years in armor and cavalry. Lt. Colonel Hewitt taught for 4 years at the U.S. Army Command and General Staff College’s Center for Army Tactics. While serving here he rewrote the primary tactics course for the College, supervised and reviewed all secondary tactics instruction, and conducted tactics seminars with senior army officers. He is the author of thirteen articles for journals and military publications and two tactical manuals.

Jennifer M. Murray will complete her Ph.D. at Auburn University this spring. Her Ph.D. dissertation is on the history of the National Park Service administration at Gettysburg. She has published several articles in magazines and journals and has worked as a seasonal ranger/historian at Gettysburg NMP for 10 years.

Timothy J. Orr is a 2001 Gettysburg College graduate, he earned his M.A. in History at Pennsylvania State University in 2003 and will complete his Ph.D. there this spring. He worked as a seasonal ranger at Gettysburg NMP for eight years, from 1999 to 2006.

Karlton D. Smith is a 20-year veteran interpreter/historian at Gettysburg NMP. Previous to working at Gettysburg he worked at Independence NHP. He has contributed essays to all of the Gettysburg NMP seminar proceedings.

Charles M. Teague is a Gettysburg College graduate. He earned a master’s degree from Southern Baptist Seminary and a doctorate from Cornell University. He served as a chaplain in the U.S. Air Force and retired as a lieutenant colonel. Chuck is the president of Historic Gettysburg Adams County, Inc., the past president of the Gettysburg Civil War Roundtable, a member of the Lincoln Fellowship of Pennsylvania and a seasonal ranger/historian at Gettysburg NMP for the last six years.