Dorjsuren Chimidnyam, born 9 May, 1952 in Bayankhongor province, Mongolia. Graduated from Mongolian Agricultural Institute with a specialty in «Forestry» (1974). Candidate of Agricultural Sciences (PhD, 1979), and Doctor of Biological Sciences (2006) in Forest Science and Silviculture; Forest Fires and Fire Fighting. PhD thesis: «Vliyanie Antropogennykh Faktorov na Dinamiku Fitotsenozov i Vozobnovlenie Psevdotaezhnykh Listvennichnikov Tsentral'nogo Khangaya v Mongolskoy Narodnoy Respublike» (Influence of Anthropogenic Factors on Dynamics of Phytocoenoses and Regeneration of Pseudotaiga Larch Forests of the Central Khangai in the Mongolian People Republic), Leningrad (06 Sept., 1991 Leningrad renaimed to Saint Petersburg), S. M. Kirov Leningrad For. Engineer. Acad. (at the present time – Saint-Petersburg State Forest Technical University), 1979. DSc. Thesis: «Struktura i Antropogennaya Dinamika Rastitelnykh Soobshestv Listvennichnykh Lesov Mongolii» (Structure and Anthropogenic Dynamics of Plant Communities of Larch Forests of Mongolia), Krasnoyarsk, V. N. Sukachev Institute of Forest, Russian Academy of Sciences, Siberian Branch, 2006 (in Russian). Head for the Department of Forest Science at the Institute of General and Experimental Biology, Mongolian Academy of Sciences, Professor for the Forest Science Department at National University of Mongolia, Scientific Secretary for the Mongolian Part of the Joit Russian-Mongolian Complex Biological Expedition, Russian Academy of Sciences, and Mongolian Academy of Sciences (since 2006 to present time), in the city of Ulaanbaatar, Mongolia (2008). Academician of the Mongolian Academy of Sciences (2014), PI, CoPI and advisor for more than 15 international research projects and grants on studying forest successions, biological productivity and sustainable use of the Mongolian forests. Expert in forest science, forestry, ecology and modeling of forest ecosystems. Member of the editorial board of peer-reviewed scientific journal «Sibirskij Lesnoj Zurnal» (Siberian Journal of Forest Science). Author and co-author of more than 120 papers and 12 books. Some of them: «Lesa Mongolskoi Narodnoi Respubliki» (Forests of the Mongolian People Republic), Novosibirsk, Moscow, Nauka, 1983, 1988 (in Russian); «Antropogennye Sukscessii v Listvennichnykh Lesakh Mongolii» (Anthropogenic Successions in the Larch Forests of Mongolia), Moscow, 2009 (in Russian with abstract, titles and contents in English); «Mongolia - The Economic Value of the Upper Tuul Ecosystem», Washington, D.C., World Bank, 2009; «Manual for Inventory of Mongolian Forests», Ulaanbaatar, Mongolia, 2012 (in Mongolian).