Vita: Alexander Zemtsov
Ph.D. (geology, mineralogy), born 1948. Participated in expeditions to study the Tjatja eruption in 1973 (Kuril Islands) and the Tolbatchik fissure eruption in 1975-1976 (Kamchatka).
Researches the structure of basaltic erupted material (tephra) and volcanic glasses. Currently studies the history of volcanology in Russia in the 19th and 20th Centuries as a researcher with the Russian Academy of Sciences.
