He went on in the next five years to study with many great cellists, including the genius cellist-editor Leonard Rose.
Leonard Rose called Matz, "perhaps the greatest cello theoretician in the world." Janos Starker said, "Rudolph Matz's dedication and expertise has produced much needed material for the young cellist."
Leonard Bernstein | Leonard Compagno | Leonard Cohen | Rose | Rose Bowl Game | Rose Bowl | Pete Rose | Leonard Nimoy | rose | Axl Rose | The Name of the Rose | Sugar Ray Leonard | Charlie Rose | Elmore Leonard | Gypsy Rose Lee | Leonard Wood | Mary Rose | Leonard Slatkin | Leonard Rose | White Rose | Rose-ringed Parakeet | Leonard Woolf | Rose Byrne | Rose Bowl (stadium) | Leonard French | Leonard Feather | Fort Leonard Wood | Rose Royce | Rose Marie | Leonard |
The newsletter came to prominence when it published legal commentary and updates concerning the "hacker crackdowns" and federal indictments of Leonard Rose and Craig Neidorf of Phrack.
As a member of the Guarneri he collaborated with many of the world's most famous classical musicians, including Leonard Rose, the Budapest String Quartet, Pinchas Zukerman, and Arthur Rubinstein.