--- a/CR_preface.txt	Mon Nov 18 14:42:31 2024 +0000
+++ b/CR_preface.txt	Mon Nov 18 21:58:26 2024 +0000
@@ -312,7 +312,25 @@
 
 In 1977 Terry Winograd, who had left MIT to join the Computer Science
 Lab at the Xerox Palo Alto Research Center (PARC), invited Smith to
-spend the summer in the Understander Group there, where he joined the
-in the development of KRL, a Knowledge Representation Language, which
+spend the summer in the Understander Group there, where he joined in
+the development of KRL, a Knowledge Representation Language, which
 came to embody some of the ideas that were developed in his Masters
 and PhD dissertations.
+
+These biographical details bring us to the brink of Smith's
+professional life, wherein the point made above about multiple
+allegiances can be succinctly summarized by a list of the positions he
+has occupied:  Director, Xerox PARC System Sciences Lab; Adjunct
+Professor of Philosophy, Stanford University; Founding
+member of Stanford University's Center for the Study of Language and Information; Founding
+member and first president, Computer Professionals for Social
+Responsibility; President of the Society for Philosophy and
+Psychology; Professor of Cognitive Science, Computer Science, and
+Philosophy, Indiana University; Kimberly J. Jenkins University
+Distinguished Professor of Philosophy and New Technologies, Duke
+University; Dean of the Faculty of Information, University of Toronto;
+Professor of Information, Philosophy, Cognitive Science, and the
+History and Philosophy of Science and Technology, University of
+Toronto; Senior Fellow, Massey College, University of Toronto; Reid
+Hoffman Professor of Artificial Intelligence and the Human, University
+of Toronto