While teaching at the Moscow Conservatory, Volkov split his time between pedagogy and a busy concert schedule enjoying many performances throughout USSR and Europe until his departure for the United States.
Numerous successes at the international competitions led to the invitation to join the music faculty at the University of Maryland as a visiting professor.
Strong endorsement by Mstislav Rostropovich resulted in a performance with the National Symphony Orchestra in front of a sold-out crowd of over 5,000 people.
Oleg Volkov also gave a Washington, DC premiere performance of Alfred Schnittke's Concerto for Piano and Strings at the Kennedy Center with the National Philharmonic Orchestra.
There is not a measure that passes beneath his fingers without thought or without feeling...Volkov, one might daringly observe, approaches artistic perfection in this performance.
[2] Classical Net, CD Reviews “The first pressing of this disc, with Oleg Volkov as soloist and Andrei Tchistiakov conducting the Moscow Philharmonic, sold out completely in three weeks.
The Washington Post wrote of that performance: “…the best work of the evening was the second encore, Schumann's "Trauemerei," played with a gentleness and warmth enhanced by the fine acoustics of the GMU Center for the Arts, a sensitivity and flexibility of phrasing that approached the expressiveness of a human voice.