Alexander Nahum Sack

Alexander Nahum Sack or Aleksandr Naumovich Zak (5 October 1890 in Moscow, Russia – 1955 in New York City, United States) was a jurisprudence expert and professor of Russian law, specialized in international financial legislation.

Sack was born in Moscow. After teaching at Petrograd Imperial University,

Works Razverstka gosudarstvennykh dolgov, Berlin: Knigoizdatelʹstvo "Slovo", 1923 Fixing the Value of Money, Riga, "The Latvian Economist", 1925 Les effets des transformations des Etats sur leurs dettes publiques et autres obligations financières: traité juridique et financier, Recueil Sirey, Paris, 1927 La succession aux dettes publiques d'état, Hachette, París, 1929 Conflicts of Laws in the History of the English Law, New York University Press, 1937 Diplomatic Claims against the Soviets (1918–1938), New York University Law Quarterly Review, New York University School of Law, Contemporary Law Pamphlets, series 1, no. 7, 1938 Belligerent Recaptures in International Practice, New York, NY, New York University School of law, 1940