Seddon, F. “Empathy in Piano Duet Rehearsal and Performance: A Response to Haddon and Hutchinson”. Empirical Musicology Review, vol. 10, no. 1-2, Apr. 2015, pp. 157-9, https://www.osu.tests.sfulib4.publicknowledgeproject.org/index.php/EMR/article/view/4574.