This book is the final version of the widely-circulated 1993 Technical Report that introduces a conception of grammar in which well-formedness is defined as optimality with respect to a ranked set of universal constraints.

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• Final version of the widely circulated 1993 Technical Report that was the seminal work in Optimality Theory, never before available in book format.
  
• Serves as an excellent introduction to the principles and practice of Optimality Theory.
  
• Offers proposals and analytic commentary that suggest many directions for further development for the professional.

Alan Prince is Professor of Linguistics and a member of the Cognitive Science Center at Rutgers University and is, along with Paul Smolensky, one of the founders of Optimality Theory. He has published in journals such as Linguistic Inquiry, Science, Cognition, and Critical Inquiry.

Paul Smolensky is Professor of Cognitive Science at Johns Hopkins University. His publications include Learnability in Optimality Theory (with Bruce Tesar, 2000) and Mathematical Perspectives on Neural Networks (edited with Michael Mozer and David Rumelhart, 1996).