L. L. Zamenhof L. L. Zamenhof Ludwik Lejzer Zamenhof (; , ; – ), credited as L. L. Zamenhof and sometimes as the pseudonymous Dr. Esperanto, was a Polish-Jewish ophthalmologist and the creator of Esperanto, the most successful constructed language in the world. He grew up fascinated by the idea of a world without war and believed that this could happen with the help of a new international auxiliary language, which he first developed in 1873 while still in school. Zamenhof was born on 15 December (3 December OS) 1859, the son of Markus Zamenhof (27 January 1837 - 29 November 1907) and
Ludwik Starski Ludwik Starski Ludwik Starski (born Ludwik Kałuszyner, 1 March 1903 in Łódź – died 29 February 1984 in Warsaw) was a Polish Jewish lyricist, sound engineer and screenwriter of the twentieth century. He was the father of the cinematographer Allan Starski, who often worked with movie director Andrzej Wajda. Ludwik worked with Eugeniusz Bodo, Władysław Szpilman and with Tadeusz Sygietyński. Before the Second World War he was a journalist with the newspaper "Express Wieczorny Ilustrowany (The Evening Express)". He was also a lyricist of songs for cabarets, cafés and theater, including theater "Qui Pro Quo, Gong, Morskie Oko, Perskie Oko,