David M. Sullivan is the author of the four-volume The United States Marine Corps in the Civil War, recipient of the 2003 Brigadier General O.P. Smith award present by the Marine Corps Heritage Foundation; The Civil War Uniforms of the United States Marine Corps: The Regulations of 1859; Ralph W. Donnelly, David M. Sullivan, ed., Biographical Sketches of the Commissioned Officers of the Confederate States Marine Corps. He is the administrator of the Company of Military Historians and editor of its journal. He is also the president of the International Naval Research Organization and editor of its journal.
Dirk Nottelmann is a marine engineer by profession, presently working as a civil servant for the German flag-state administration, and has been working on the history of the Imperial Navy for about 40 years. He authored more than 150 articles and reviews on the topic as well as four books.