Affiliation: | Jon Barwise is Professor of Philosophy at Stanford University. He is the author of Admissible Sets and Structures and the editor of The Handbook of Mathematical Logic.;John Perry is Professor of Philosophy at Stanford University. During 1980-81 he is fellow at the Center for Advanced Study in the Behavioral Sciences and a National Endowment for the Humanities Fellow. He has written a number of articles and tried to write a number of books. |