In 1837, Konstantin Nikolayevich studied in Nizhny Novgorod in the boarding house of L.F. Kambek (there he met A.N. Pleshcheev).
From the middle of 1850s Konstantin Nikolayevich became the "Moscow bulletin" editor assistant; then tried to publish his own journal "Moscow review" and from 1859 began to work partially in "Otechestvennye Zapiskii" (National notes) journal.
He was drawn to a moderate wing of the Slavophile movement and welcomed Nikolai Danilevsky's theories. His pupils include Alexander III of Russia, several Grand Dukes from the Romanov family, and historian Sergey Platonov.
Among Bestuzhev's works are a set of popular books on Russia's history, several monographs on medieval paleography, and the two volumes of Russian History. The latter work is considered his magnum opus. Konstantin Nikolayevich was known for carefully detailing the views of other historians whilst withholding his own opinions.
In 1884 due to a disease Konstantin Nikolayevich was obliged to stop his teaching and social activities. However in 1890 he was elected a full member of the Imperial Academy of Science at the Department of Russian language and literature.
On January 2 (14), 1897 Konstantin Nikolayevich died of pneumonia.
The main contribution of Konstantin Nikolayevich to the science was the critical development of source study and historiography issues. His generalized two volume work "The Russian History" represented the sources code and their latest interpretations. Though he had many followers, his principle of "scientific objectivity" prevented the appearance of the so-called school.
Quotes from others about the person
Lev Nikolayevich Tolstoy: "The Professor is corrupted by science. He was kind. Now a Professor, an official, a Slavophile writer, and-memories of a man".