1. Davie, George (1961) The Democratic Intellect: Scotland and her Universities in the Nineteenth Century, Edinburgh: Edinburgh University Press.
2. Davie, George (2001) The Scotch Metaphysics: A Century of Enlightenment in Scotland, London and New York: Routledge,
3. Davie, George (2003) Ferrier and the Blackout of the Scottish Enlightenment, Edinburgh: Edinburgh Review.
4. Haldane, E. (1899, 1991) James Frederick Ferrier, Edinburgh: Oliphant, Anderson & Ferrier; Bristol: Thoemmes (reprint with introduction by John Haldane, from which the present introduction is adapted).
5. Keefe, J. (2007a) `James Ferrier and the Theory of Ignorance' The Monist 90.2.