1. Where possible, the entry will refer to both the English edition (The Main Philosophical Writings and the Novel Allwill, G. di Giovanni (ed. and trans.), Montréal & Kingston: McGill-Queen’s University Press, 1994; paperback edition, with new Preface, 2009; and the German critical edition. This will make it easier for everyone to navigate Jacobi’s texts.

2. To mention only a few among the most relevant contributions that would connect with Jacobi’s arguments: Hilary Putnam, Reason, Truth, and History, Cambridge: Cambridge University Press, 1981, esp. chapter 1: 1–21; Crispin Wright, ‘Facts and Certainty’, Proceedings of the British Academy, 71 (1985): 429–472; Barry McLaughlin, ‘Self-Knowledge, Externalism, and Skepticism’, in Proceedings of the Aristotelian Society (Supplementary Volume), 74 (2000): 93–117.