[15][16] In 2009, he defended his PhD dissertation "Beauty in Exile: The Work of Russian Émigré Artists of the First Wave" at the Faculty of Philosophy of Moscow State University under the supervision of Professor T. V.

[21][22] In 2019, he was appointed Associate Professor at the Faculty of Philosophy at Moscow State University, where he has been leading the Theory and Industry of Fashion educational program since 2000.

[26] In 2021, he was invited by the Paris Opera to design costumes and props based on the sketches of Nicholas Roerich for the revival of Vaslav Nijinsky’s ballet The Rite of Spring.

A special highlight of the collection is a series of costumes once belonging to renowned singers, actresses, and ballerinas, including Alla Pugacheva, Lyudmila Gurchenko, Lyubov Orlova, Lyudmila Zykina, Galina Volchek, Elena Obraztsova, Irina Ponarovskaya, Alla Demidova, Natalia Durova, Irina Skobtseva, Olga Lepeshinskaya, Ekaterina Maximova, Nadezhda Rumyantseva, Olga Voronets, Alisa Koonen, Yevdokiya Turchaninova, Antonina Nezhdanova, Lidia Smirnova, Galina Ulanova, and Natalia Fateeva.

Many of these items were displayed at the Tsaritsyno Museum-Reserve’s Bread House as part of the exhibition Fashion Behind the Iron Curtain: From the Wardrobes of Soviet Era Stars, which was also published as an illustrated catalog.

In the mid-1980s, actor Alexander Arbat-Kurepov donated six beaded evening gowns from the 1920s, made by the fashion house Kitmir, founded by Grand Duchess Maria Pavlovna, as well as a 1946 Lanvin dress that once belonged to Russian émigré actress Claude Genia.

[28] In 2021, the Geneva Museum of Art and History hosted the highly successful exhibition Playing to the Public: Fashion and Portraits from Vassiliev’s collection, featuring garments by couturiers such as Charles Frederick Worth, Paul Poiret, Coco Chanel, Christian Dior, Paco Rabanne, André Courrèges, and Oleg Cassini.