Svetozar Marković (Serbian Cyrillic: Светозар Марковић, pronounced [sʋêtozaːr mǎːrkoʋit͡ɕ]; 9 September 1846 – 26 February 1875) was a Serbian political activist, literary critic and socialist philosopher. He developed an activistic anthropological philosophy with a definite program of social change. He was called the Serbian Nikolay Dobrolyubov. Source: Wikipedia (en)