He studied of Ivan Stepashkin, Mikhail Avilov, Yuri Neprintsev, Aleksandr Gerasimov. In 1950, Pushnin graduated from Leningrad Institute of Painting, Sculpture and Architecture named after Ilya Repin in Rudolf Frentz personal Art Studio.
In 1943, Pushnin entered the painting department of the Leningrad Institute of Painting, Sculpture and Architecture. His graduation work was a historical painting named "Vladimir Lenin in Kazan University", dedicated to Lenin"s participation in student demonstrations. Since 1948, Pushnin has participated in Art Exhibitions.
He painted portraits, genre and historical compositions, landscapes, worked also in drawing and watercolors.
His style featured a powerful pictorial language, a broad style of painting, sharp composition, interest in the unusual angles. His solo exhibition was in Leningrad in 1982.
He was Doctor of Art-criticism (1952) and Professor of the Leningrad Institute of Painting, Sculpture and Architecture named after Ilya Repin (1986). Pushnin died on September 5, 1991, in Leningrad at the seventy-first year of life.
His paintings reside in State Russian Museum, in Art museums and private collections in Russia, England, United States of America, China, Japan, France, and other countries.
Union of the Soviet Socialist Republics Union of Artists]
Since 1950, Pushnin was a member of the Leningrad Union of Artists.