Dissolution of the Soviet Union Central Committee Secretariat. In the fall of 1985, Gorbachev continued to bring younger and more energetic men into government. On September 27, 55-year-old Nikolai Ryzhkov replaced 79-year-old Nikolai Tikhonov as Chairman of the Council of Ministers, effectively the Soviet prime minister, and on October 14, Nikolai Talyzin replaced Nikolai Baibakov as chairman of the State Planning Committee (GOSPLAN). At the next Central Committee meeting on October 15, Tikhonov retired from the Politburo and Talyzin became a candidate. On December 23, 1985, Gorbachev appointed Yeltsin First Secretary of the Moscow Communist Party replacing Viktor Grishin. Gorbachev continued to press for greater
Mikhail Gorbachev attaining a PhD in sociology in 1967 from the Moscow Pedagogical Institute; while in Stavropol she too joined the Communist Party. Stalin was ultimately succeeded as Soviet leader by Nikita Khrushchev, who denounced Stalin and his cult of personality in a speech given in February 1956, after which he launched a de-Stalinization process throughout Soviet society. Later biographer William Taubman suggested that Gorbachev "embodied" the "reformist spirit" of the Khrushchev era. Gorbachev was among those who saw themselves as "genuine Marxists" or "genuine Leninists" in contrast to what they regarded as the perversions of Stalin. He helped spread Khrushchev's anti-Stalinist