Louis-Christophe Zaleski-Zamenhof his grandfather, and speculates as to the planned language's future prospects. The book has now been published in Polish, Esperanto, Lithuanian, Czech, Japanese, Portuguese, Slovakian, French and Korean. Louis-Christophe Zaleski-Zamenhof Louis-Christophe Zaleski-Zamenhof (born Ludwik Krzysztof Zamenhof, 23 January 1925) is a civil and marine engineer, specializing in the design of structural steel and concrete construction. He is a grandson of the Polish-Jewish L. L. Zamenhof, the originator of the international auxiliary language Esperanto. Since the 1960s he has lived in France. He was born in Warsaw. After his father Adam Zamenhof was arrested and shot to death by the Nazis
Ludwik Krzywicki in the organization and management of scientific bodies. He served as vice-director of the Central Statistical Office, taught at the University of Warsaw (1919–36) and other institutions of higher education, and directed the Socio-Economic Institute. During World War II he was injured during the defence of Warsaw in September 1939, and the bomb that destroyed his apartment also caused the loss of most of his papers and manuscripts. His working conditions worsened and he died of heart disease in 1941. Ludwik Krzywicki Ludwik Krzywicki (21 August 1859 – 10 June 1941) was a Polish anthropologist, economist and sociologist. One of