Considered one of the most important violinists of the 20th century, Mr. Zeitlin became the youngest scholarship student in the history of Juilliard at age 11, and went on to perform the entire violin repertoire with most of the great orchestras of the world under such conductors as Leonard Bernstein, Zubin Mehta, Christoph von Dohn??nyi, James Levine, Pierre Boulez, and Igor Stravinsky.