Theodore Lettvin

On March 15, 1939, he appeared as a soloist with the Chicago Symphony Orchestra under conductor Frederick Stock, performing the first movement of Mendelssohn's Piano Concerto no.

[2] As a teenager, he was accepted as a scholarship student of Rudolf Serkin and Mieczysław Horszowski at the Curtis Institute of Music in Philadelphia.

In his twenties, he won the Michaels Memorial Award, First Prize in the Queen Elisabeth of Belgium International Piano Competition.

He made his European debut touring France with violinist Sidney Harth in 1951-1952 in a concert series organized by the National Music League and the Jeunesses Musicales International.

Lettvin performed with the New York Philharmonic, and the symphony orchestras of Boston, Chicago, Cleveland, Washington, Atlanta, Vienna, Tel Aviv, and Tokyo.