* Slaget om solen:1939–1941 (2011)
* Operation Sealion:The German Plan to Invade Britain, 1940 (2010)
* Luftwaffe-razziorna, 1940 (1996)
Artiklar
* "The Enigma Code:How It Worked and Why It Was Broken" (2013)
* "The Battle of the Atlantic:The Turning Point of the World War II" (2012)
* "The Holocaust:A History of the Genocide of European Jews" (2011)
Övrigt
* Konsult för BBC-dokumentärserien "World War II in Colour" (2009)
* Historisk rådgivare för filmen "Dunkirk" (2017)