Marina Pliassova was born in Irkutsk, Russia. She graduated from the Irkutsk College of Arts, and then the Novosibirsk Conservatory under Professors Natalia Nisvitzevich and Mark Shaviner. She is the first prize winner of the competition for teachers-performers in Russia (Krasnodar region) in 1990. In 1993 Marina got a job Norway in the Lofoten Islands as a teacher and frilans pianist.
From 1995, Marina worked at the Music Conservatory of Northern Norway, a music gymnasium and music school in the city of Tromsø. Since 1998, Marina lives in Oslo and work at the Institute of Barratt Due at the Department for Young Talents, she is the leder of the piano section.Among her students are about 120 winners of national and international competitions. Many of them are soloists-performers on an international level.
For about twenty five years of teaching in Norway Marina Pliassova has managed to create her own teaching methodology, successfully combining the traditions of classical Russian piano school and Scandinavian traditions that do not have such deep roots and classical regularity, but enriched this methodology in other, more democratic views on pedagogy.
In addition to teaching, Marina plays concerts, she is a member of the jury of some competitions as well as engaging in literary and scientific activity. She also regularly gives master classes in different countries: Greece, Bulgaria, Spania, Russia, Norway, Island. She is the lecturer in piano technique and the history of piano art. She writes articles, gives lectures and master classes in various cities of Norway, Russia and abroad, and writes fiction as well.