Pollack continued his graduate studies at the Hochschule für Musik in Vienna under a Fulbright scholarship with Bruno Seidlhofer, at the Accademia Musicale Chigiana in Siena, Italy with Guido Agosti, and was selected as one of 12 pianists internationally to participate in a special Beethoven Master Class with the late Wilhelm Kempff in Positano, Italy.
Pollack was a prize winner in the historic International Tchaikovsky Competition in Moscow 1958.
Pollack has performed solo recitals in all the major music centers of the world including London's Royal Festival Hall, Vienna's Musikverein, Amsterdam's Concertgebouw, Buenos Aires' Teatro Colón, Seoul's Arts Center, Moscow's Bolshoi Zal, New York's Carnegie Hall, Chicago's Orchestra Hall, Los Angeles' Music Center.
Additional highlights of Pollack's career include guest appearances at Tchaikovsky's home in Kline, Russia, performing on the composer's piano and at a joint session of the United States Congress in honor of President Harry Truman's Centennial.
Colors was released in 2007, and featured works by Schumann and Liszt and was met with critical acclaim.