The United States Holocaust Memorial Museum Encyclopedia of Camps and Ghettos, 1933-1945, Volume IV: Camps and Other Detention Facilities Under the Ge Hardcover -

Geoffrey Megargee was Senior Applied Research Scholar in the Jack, Joseph and Morton Mandel Center for Advanced Holocaust Studies at the United States Holocaust Memorial Museum, where he served since 2000 as Project Director and Editor in Chief for the museum's seven-volume Encyclopedia of Camps and Ghettos, 1933-1945. Megargee was winner of the Edwin H. Simmons Award for outstanding service to the Society of Military History. He died in 2020.
Rdiger Overmans is a retired member of the former Militrgeschichtliches Forschungsamtes der Bundeswehr (Military History Research Institute of the Federal Armed Forces) and holds doctorates in economics and history. Since his retirement in 2004, Dr. Overmans has worked as a freelance historian and consultant based in Frieburg, Germany. His works include Deutsche militrische Verluste im Zweiten Weltkrieg (German military losses in the Second World War).
Wolfgang Vogt, lives in Koblenz, Germany. He retired as an officer in the Bundeswehr in 2006. Mr. Vogt is co-author of the two-volume handbook, Deutsche Kriegsgefangenen- und Internierten-Einrichtungen 1939-1945 (German prisoner of war and internee facilities 1939-45).United States Holocaust Memorial Museum Encyclopedia of Camps and Ghettos, 1933-1945