He graduated from the Mendeleev Moscow Institute of Chemistry and Technology. Valery Legasov On 'Chernobyl' Is Based On A Real Person & Jared Harris Does His Tragic Story Justice. Valery Legasov Valery Legasov Bio, Wiki, Age, Education, Career, Chernobyl disaster, Cause of His death, Statement from his Daughter Valery Legasov died by suicide one day after the second anniversary of the Chernobyl power plant explosion Chernobyl is an HBO series examining the aftermath of the 1986 explosion of the nuclear reactor four at … Neither the official Tass press agency nor the evening television news broadcast Vremya, which also reported the death, gave a cause or place of death. Valery was born in Tula, Soviet Union. Biography. When Valery Legasov explains the worst case scenario to the Soviet Central Committee, we get figures of potential fatalities that are downright catastrophic. He was the chief of the investigation committee of the Chernobyl disaster. Was Valery Legasov dying from radiation poisoning? It was not known if Mr. Legasov … Were Valery Legasov, Boris Shcherbina and Ulana Khomyuk real people? Valery Alexeyevich Legasov (01 September 1936 — 27 April 1988) was an inorganic chemist, scientist. ... How many people died as a direct cause of the Chernobyl explosion? Valery Alekseyevich Legasov (Russian: Валерий Алексеевич Легасов; 1 September 1936 – 27 April 1988) was a Soviet inorganic chemist and a member of the Academy of Sciences of the USSR. He is now mainly remembered for his work as the chief of the commission investigating the Chernobyl disaster..