Sergey Maslovsky was born in Irkutsk, to a professor of the Russian military academy. He studied natural sciences in Saint Petersburg University which he graduated in 1901. While a student he took part in several expeditions to the Central Asia; as a result, the series of stories and sketches came out in 1900. In 1904 Mstislavsky joined the Left Socialist-Revolutionaries and took part in the 1905 Revolution. He became the Fighting Workers' Union chairman, then one of the leaders of the All-Russian Officers' Union. In 1910 he was imprisoned and spent a year in the Petropavloskaya Fortress. In the 1900s he published several books on anthropology and bibliography. Mstislavsky took part in the February Revolution. In October 1917 he worked in Smolny, and was a member of the 2nd All-Russian Congress of the Soviets. As a commissar for the Petrograd Soviets he was in the team sent to arrest Nicolas II. After the murder of Ambassador Wilhelm von Mirbach he quit the Left SRs and joined the Ukrainian Borotbists Party, which he left in 1921. After the end of the Russian Civil War Mstislavsky worked in publishing. He was one of the editors of The Great Soviet Encyclopedia. In 1925 Mstislavsky's first novelRoof of the World was published, based on his sketches and essays written in the 1900s and based on his Central Asian expeditions. Highly popular were his thrillers about the history of the Russian revolution: Built on Blood, The Heavy Cavalry Alliance, Self-less, all featuring young men from noble families "looking for their place in the Revolution." Some critics praised the author's well-structured, intricate plotlines, others accused him of being perfunctory when portraying the real people or accounts of political events. Among his later works were historical novelsThe Partions, Black Magoma, Rook is the Bird of Spring, The Eve. 1917. His last novel, Forty Years On remained unfinished. Mstislavsky, who in Maxim Gorky's Literature Institute was the head of the Prose department, also wrote plays, among them Built on Blood, Stormy Petrel and The Rook is a Spring Bird,
Selected bibliography
Roof of the World
Built on Blood
"The Death of Tsarism"
The Heavy Cavalry Alliance
Self-less
The Partions
Colonel Platov Telling True Stories About His Friends and Even Relatives