 In 1918 he graduated from the Academy and emigrated to the United States in 1919.His original sculptures in plaster done from life include Theodore Roosevelt, Sergei Rachmaninoff, Sergei Prokofiev, Lillian Gish, Lady Diana Cooper, Rabindranath Tagore, Franklin D. Roosevelt, Adlai Stevenson, John F. Kennedy, José Raúl Capablanca and many others.Derujinsky's works are in the permanent collections of major museums in the United States and Europe as well as many churches and public buildings.