Memberships

• American Historical Association

• American Society of International Law

• Arbeitskreis Großbritannien-Forschung e.V.

• Arbeitskreis Militärgeschichte e.V.

• European Society of International Law

• International Commission on Military History

• Schweizerische Gesellschaft für Geschichte

• Society for the History of American Foreign Relations

• Society for Military History

• United States Commission on Military History

Reviewer

• Peer-Reviewer for the German Yearbook of International Law

• External Reviewer for Research Foundation – Flanders (Fonds Wetenschappelijk Onderzoek – Vlaanderen, FWO), Belgium

• Reviewer for the publishers Oxford University Press and Routledge