Russian impresario, curator, publisher, critic. Born in the family of Lieutenant General Pavel Dyagilev (1848–1914) and Yevgenia Yevreinova (1848–1872) in the village of Selischi in Novgorod Province (1872). Studied law at St Petersburg University (1890–96). Started writing as an art critic (1896). Wrote a monograph on Dmitry Levitsky (1902). Published and edited the World of Art ( Mir iskusstva ...