In 1965 he won a Harkness International Fellowship and traveled to the United States for graduate work at Brandeis University, Harvard University and with Leonard Shure and Ernst Oster in New York.
Leonard Bernstein | Leonard Compagno | Leonard Cohen | Leonard Nimoy | Sugar Ray Leonard | Elmore Leonard | Leonard Wood | Leonard Slatkin | Leonard Rose | Leonard Woolf | Leonard French | Leonard Feather | Fort Leonard Wood | Leonard | Nicolas Léonard Sadi Carnot | Leonard of Noblac | Leonard Adleman | Leonard Woolley | Leonard P. Guarente | Leonard Cheshire | Fort Leonard Wood, Missouri | St Leonard | Sheldon Leonard | Leonard Rossiter | Leonard M. Miller School of Medicine | Jacques Léonard | Fort Leonard Wood (military base) | Steve Leonard | Shure | Leonard Trelawny Hobhouse |
Among Schnabel's many piano pupils were Gavin Williamson, Victor Babin, Clifford Curzon, Rudolf Firkušný, Adrian Aeschbacher, Lili Kraus, Leon Fleisher, Stefan Bardas, Carlo Zecchi, Claude Frank, Leonard Shure, Alan Bush, Vitya Vronsky, Nancy Weir, Konrad Wolff, Jascha Spivakovsky, Eunice Norton, Henry Jolles, Maria Curcio, Noel Mewton-Wood and radio personality Karl Haas.