Sergey Prokudin-Gorsky
Sergey Mikhaylovich Prokudin-Gorsky (, ;  – September 27, 1944) was a Russian chemist and photographer. He is best known for his pioneering work in colour photography and his effort to document early 20th-century Russia.
Vladimir Petrovsky
He served as Deputy Foreign Minister of the Soviet Union under President Mikhail Gorbachev. In 1992 he became UN Under-Secretary-General for Political Affairs in New York. From 1993–2002 he was Director-General of the United Nations Office at Geneva. During this time he was also Secretary-General of the Conference for Disarmament. After his retirement from the United Nations V. Petrovsky established the non-governmental organization Comprehensive Dialogue Among Civilizations (CDAC). 
Vladimir Petrovsky died on 21 February 2014 after a long illness. Mira Petrovsky, his wife lives in Moscow, together with their daughter Lena.