Marc Cohen, Professor Emeritus, Department of Philosophy, University of Washington, USA) It is a must-read for every serious ‘Zetologist.’” (S. This gem of scholarship offers the most thorough and sophisticated examination of Z to date. Dahl’s interpretation stands out in being constructed entirely of materials found within Z itself. “Are the primary substances of Metaphysics Z individual composites or their substantial forms? In Dahl’s view, they are both: substantial forms constitute substantial being, and individual composites are the basic constituents that have this kind of being. Lewis, Professor Emeritus of Philosophy, University of Southern California)

“An admirable contribution to a contentious set of topics.” (Frank A. This essay is a focused piece of scholarship that leads the reader to Dahl’s convincing conclusion that ‘according to Z, substantial forms constitute substantial being in the sensible world, and individual composites are the basic constituents that have that kind of being.’” (Aryeh Kosman, John Whitehead Professor of Philosophy Emeritus, Haverford College, USA) Dahl expertly leads the reader through the intricacies of Zeta’s arguments, chapter by chapter, making clear its difficulties and revealing how a coherent interpretation of the book can be seen to emerge. “Norman Dahl offers a thorough, detailed and sophisticated analysis of Book 7 (Zeta, as it’s commonly known) of Aristotle’s Metaphysics, a book of the Metaphysics universally recognized to be both central to its project and difficult to understand.

Aristotle metaphysics book 7