X Acknowledgments David McNeill,at the University of Chicago Hilary Putnam,at Harvard University Naomi Quinn,at Duke University John Robert Ross,at the Massachusetts Institute of Technology David Zubin,at the State University of New York at Buffalo I would also like to thank R.M.W.Dixon and Annette Schmidt of the Australian National University for providing me with a lengthy discussion of their research on Dyirbal categorization,as well as Pamela Downing and Haruo Aoki,who provided me with details about Japanese classi- fiers.Mark Johnson and Hilary Putnam have been extremely helpful in discussing philosophical issues,especially their recent work.The philo- sophical views put forth here have been worked out in collaboration with Johnson over many years.Robert Solovay and Saunders Mac Lane pro- vided enormously useful discussions of the foundations of mathematics Extensive comments on drafts of the manuscript have been provided by Jay Atlas,Lawrence Barsalou,Claudia Brugman,Michele Emanatian, Charles Fillmore,Jim Greeno,Mark Johnson,Paul Kay,Zoltan Kovecses,Robert McCauley,James D.McCawley,Carolyn Mervis. Ulric Neisser,Eleanor Rosch,Edward Smith,Robert Wilensky. Sustenance of extraordinary quality was provided by Cafe Fanny in Berkeley. This research would not have been possible without grants from the National Science Foundation(grant no.BNS-8310445),the Sloan Foun- dation,and the Committee on Research of the University of California at Berkeley.I would especially like to thank Paul Chapin at NSF and Eric Wanner at Sloan. Large projects like this cannot be completed without enormous sacrifices on the home front.Claudia Brugman and Andy Lakoff have put up with my unavailability for longer than I would like to think.I thank them for their patience and perseverance with all my heart. Berkeley,California July,1985x Acknowledgments David McNeill, at the University of Chicago Hilary Putnam, at Harvard University Naomi Quinn, at Duke University John Robert Ross, at the Massachusetts Institute of Techn'ology David Zubin, at the State University of New York at Buffalo I would also like to thank R. M. W. Dixon and Annette Schmidt of the Australian National University for providing me with a lengthy discussion of their research on Dyirbal categorization, as well as Pamela Downing and Haruo Aoki, who provided me with details about Japanese classi￾fiers. Mark Johnson and Hilary Putnam have been extremely helpful in discussing philosophical issues, especially their recent work. The philo￾sophical views put forth here have been worked out in collaboration with Johnson over many years. Robert Solovay and Saunders Mac Lane pro￾vided enormously useful discussions of the foundations of mathematics. Extensive comments on drafts of the manuscript have been provided by Jay Atlas, Lawrence Barsalou, Claudia Brugman, Michele Emanatian, Charles Fillmore, Jim Greeno, Mark Johnson, Paul Kay, Zoltan Kbvecses, Robert McCauley, James D. McCawley, Carolyn Mervis, Ulric Neisser, Eleanor Rosch, Edward Smith, Robert Wilensky. Sustenance of extraordinary quality was provided by Cafe Fanny in Berkeley. This research would not have been possible without grants from the National Science Foundation (grant no. BNS-8310445), the Sloan Foun￾dation, and the Committee on Research of the University of California at Berkeley. I would especially like to thank Paul Chapin at NSF and Eric Wanner at Sloan. Large projects like this cannot be completed without enormous sacrifices on the home front. Claudia Brugman and Andy Lakoff have put up with my unavailability for longer than I would like to think. I thank them for their patience and perseverance with all my heart. Berkeley, California July, 1985