Krystyna Kobylanska, Rekopisy Utworów Chopina: Katalog; 19th-Century Music 3 (1979): 163-69.
George Marek and Maria Gordon-Smith, Chopin; Ruth Jordan, Nocturne: A Life of  Chopin; Jean-Jacques Eigeldinger, Chopin vu par ses élèves; Notes 36 (1980): 645-46.
Jan Bogdan Drath, comp. and ed., Waltzes of Fryderyk Chopin:  Sources. Volume I: Waltzes Published During Chopin's Lifetime; Notes 37 (1980): 323.
Krystyna Kobylanska, Frédéric Chopin: Thematisch-bibliographisches Werkverzeichnis; Journal of the American Musicological Society 34 (1981): 357-65.
William G. Atwood, The Lioness and the Little One: The Liaison of George Sand and Frédéric Chopin; 19th-Century Music 5 (1982): 244-47.
Jan Ladislav Dussek, Selected Piano Works, ed. H. Allen Craw, and Johann Nepomuk Hummel, Piano Concerto, Opus 113, ed. Joel Sachs; 19th-Century Music 8 (1984): 71-74.
"Chopin's Concerto in F Minor, Op. 21," program essay for San Francisco Symphony Orchestra, May 1985.
"On the New Critical Edition of Verdi's Luisa Miller," program essay for Cincinnati May Festival, 20 May 1988.
Jean-Jacques Eigeldinger, Chopin: Pianist and Teacher as Seen by his Pupils; Journal of the American Musicological Society 42 (1989): 189-93.
Ferdinand Gajewski, ed., The Work Sheets to Chopin's Violoncello Sonata: A Facsimile; Notes 46 (1990): 801-803; and correspondence, Notes 47 (1990): 253-54.
"Monsieur Chopin: Da Varsavia a Parigi," Amadeus (monthly music magazine published by De Agostini-Rizzoli, Milan), January 1992, pp. 23-26.
"Chopin's Mazurkas," program essay for complete recording by Jean-Marc Luisada; Deutsche Grammophon GmbH 435 760-2, 1992.
Ernst Burger, Frédéric Chopin: Eine Lebenschronik in Bildern und Dokumenten; Notes 50 (1994): 963-64.
"Chopin: Piano Concerto in F Minor; 24 Preludes," program essay for recording by Maria João Pires, the Royal Philharmonic Orchestra, and André Previn; Deutsche Grammophon GmbH 437 817-2, 1994.
"Envoicing Chopin's Nocturnes," program essay for complete recording by Maria João Pires, Deutsche Grammophon GmbH 447 096-2, 1996.
Program essay for all-Chopin recital by Garrick Ohlsson, Chicago, February 1998
Elzbieta Wasowska, ed., Mazurki kompozytorów polskich na fortepian; Frédéric Chopin, Mazurkas, ed. Désiré N'Kaoua; Notes 55 (1998): 181-83.
"Chopin's Compositional Process: From Piano to Public," essay for Polish national web site devoted to the life and works of Chopin, maintained by the Towarzystwo im. Fryderyka Chopina, Warsaw (http://www.chopin.pl/biografia/prtw_en.html), February 1999.
Program essay for performance of the Chopin concertos by Krystian Zimerman, Carnegie Hall, New York, November 1999.
"Il metodo di lavoro: La variante è la regola," Amadeus, December 1999, pp. 12-17.
John Field, Nocturnes and Related Pieces, ed. Robin Langley (Musica Britannica, 71); Field, Opere complete per pianoforte, ed. Pietro Spada; Notes 57 (2000): 196-200.
Program essay for piano recital by Delphine Bardin, Carnegie Hall, New York, November 2001.
Program essay for piano recital by Murray Perahia, Carnegie Hall, New York, April 2002.
Program essay for piano recital by Maurizio Pollini, Carnegie Hall, New York, May 2002.
"Solving the Mystery of Chopin's 'Demonic' Prelude," Piano Today, Fall 2002
pp. 10-11; 50.
Program essay for piano recital by Maurizio Pollini, Carnegie Hall, New York,
October 2004
“Con duolo: On Chopin’s Soul,” Chopin in the World 18 (2004/2005): 5-8.