¹ See, for instance, Koss, Juliet, Modernism after Wagner (Minneapolis: University of Minnesota Press, 2010)Google Scholar; Daub, Adrian, Tristan's Shadow: Sexuality and the Total Work of Art After Wagner (Chicago: University of Chicago Press, 2013)CrossRefGoogle Scholar; and Downes, Stephen, After Mahler: Britten, Weill, Henze and Romantic Redemption (Cambridge: Cambridge University Press, 2013)CrossRefGoogle Scholar. The American journal Opera Quarterly has published numerous articles in recent years on stagings (including some by Norwegian director Stefan Herheim who Berry discusses at length).

² For more on this see Harriet Boyd-Bennett's review of three Italian publications devoted to Nono, including his correspondence with Helmut Lachenmann and an edited anthology of documents and essays relating to Intolleranza 1960's premiere, forthcoming in the Journal of the Royal Musical Association.

³ Abbate, Carolyn, ‘Music – Drastic or Gnostic?’, Critical Inquiry 30:3 (2004), p. 505–36Google Scholar.