Philosophical Investigations

Incorporating significant editorial changes from earlier editions, the fourth edition of Ludwig Wittgenstein's Philosophical Investigations is the definitive en face German-English version of the most important work of 20th-century philosophy * The extensively revised English translation incorporates many hundreds of changes to Anscombe's original translation * Footnoted remarks in the earlier editions have now been relocated in the text * What was previously referred to as 'Part 2' is now republished as Philosophy of Psychology - A Fragment, and all the remarks in it are numbered for ease of reference * New detailed editorial endnotes explain decisions of translators and identify references and allusions in Wittgenstein's original text * Now features new essays on the history of the Philosophical Investigations, and the problems of translating Wittgenstein's text

Peter Hacker is the author of the four-volume Analytical Commentary on the Philosophical Investigations (Blackwell, 1980-96) the first two volumes co-authored with G. P. Baker (Second Editions, 2003, 2009) and of Wittgenstein's Place in Twentieth-century Analytic Philosophy (Blackwell, 1996). He has also written extensively on philosophy of mind, including Philosophical Foundations of Neuroscience (Blackwell, 2003) and History of Cognitive Neuroscience (Wiley-Blackwell, 2008), co-authored with M. R. Bennett, and Human Nature: The Categorial Framework (Blackwell, 2007), the first volume of a trilogy on human nature. Joachim Schulte edited the authoritative critical-genetic edition of Wittgenstein's Philosophische Untersuchungen (2001). He is author of Wittgenstein: An Introduction (1989), Chor und Gesetz: Wittgenstein im Kontext (1990), Experience and Expression: Wittgenstein's Philosophy of Psychology (1993), and of many dozens of philosophical papers.