Peter Margaritis minored in History at Ohio State University. A retired chief petty officer, with an extensive military background in communications and naval intelligence, he wrote and lectured on military history for many years. He was the co-author (with George Peto) of 22 on Peleliu (2017) and the author of Countdown to D-Day (2019), and several short books on the European theater. He wrote many technical manuals and guides as a civilian, dozens of reports in the military, and several articles on World War II and the Civil War. Peter was the Immediate Past Commander and serving as the current 1st Vice Commander and Adjutant of the American Legion Reynoldsburg Post 798 at the time of his death in 2023.