Download or read book The Self at Liberty written by Duncan Ivison and published by . This book was released on 1997 with total page 224 pages. Available in PDF, EPUB and Kindle. Book excerpt: Duncan Ivison sets out to map a subtle but significant addition to the political discourse on liberty. Using the political theories of Niccolo Machiavelli, John Locke, John Rawls, and Michel Foucault, Ivison contests one of the most famous distinctions in contemporary political philosophy: the one that Isaiah Berlin draws between negative and positive liberty.