“Why Americans Support Donald Trump” (also in Polish: “Dlaczego Amerykanie Głosują Na Trumpa?“) Freedom Institute Bulletin, November 3, 2016 “Poland’s Independence Starts at Home“ (also in Polish: “Wolna Polska: Zacznijmy od Siebie“) Freedom Institute, June 20, 2016 “So Many Others Stood Silent,” Hoover Digest, no. 1, 2015 “Herbert Hoover and the Promise of the 1928 Election”(with Dr. Richard Frederick), A Companion to Warren G. Harding, Calvin Coolidge, and Herbert Hoover, Wiley-Blackwell, September 2014 “Jan Karski i Instytut Hoovera,” (Jan Karski and the Hoover Institution), Archeion, CXII, 2011, pg. 153, Warszawa: Naczelna Dyrekcja Archiwów Państwowych (The Head Office of State Archives, Warsaw, Poland) “Freedom Betrayed: Herbert Hoover’s Secret History of the Second World War and its Aftermath” (Book Review), Polish Review, Fall 2013 “Windows into History,” Hoover Digest, no. 4, 2013 (in conjunction with the exhibition “Art and History: Treasures from the Hoover Library and Archives”) “Herbert Hoover’s Indictment of Allied Strategy,” Paprika Politik, August 16, 2013 “Unlocking Andrzej Pomian’s London Archive,” Behind the Scenes, November 29, 2012 “Mightier than Swords,” Hoover Digest, no. 4, 2012 (in conjunction with the exhibition “The Battle for Hearts and Minds: World War II Propaganda”) “Herbert Hoover’s Grand Parade in Warsaw,” Behind the Scenes, August 14, 2012 “Ideas and Consequences,” Hoover Digest, no. 3, 2009 (in conjunction with the exhibition “A Revolutionary Idea: Hoover Making History Since 1919”) “As the Clever Hopes Expired,” Hoover Digest, no. 1, 2009 (in conjunction with the exhibition “Shattered Peace: The Road to World War II”) “Dziewięćdziesiąt Lat Instytutu Hoovera-Zarys Historii Polskich Zbiorów” (Ninety years of the Hoover Institution: an overview of the history of its Polish collections)[with Dr. Maciej Siekierski], Pro Memoria, no. 1, 2009