Mir iskusstva
After returning from France to Russia, Lanceray joined "Mir iskusstva", an influential Russian art movement inspired by an artistic journal of the same name, founded in 1899, in Saint Petersburg. Other prominent members of "Mir iskusstva"' included Lanceray's uncle Alexandre Benois, Konstantin Somov, Walter Nouvel, Léon Bakst, and Dmitry Filosofov.