--- a/CR_preface.txt	Mon Nov 18 21:58:26 2024 +0000
+++ b/CR_preface.txt	Tue Nov 19 14:35:15 2024 +0000
@@ -290,7 +290,7 @@
 microcomputers, in machine language, for experimental control and data
 gathering.
 
-When the project ended he moved back to the family home in Cambridge,
+When the project ended Brian moved back to the family home in Cambridge,
 and began taking classes at the Massachusetts Institute of Technology
 (MIT), with an interest in what was then known as Social Inquiry, in
 particular the politics of high technology.  But it quickly became
@@ -303,34 +303,55 @@
 Electrical Engineering and Computer Science at MIT and began taking
 classes.
 
-When the MIT administration discovered Smith didn't have an
+When the MIT administration discovered Brian didn't have an
 undergraduate degree, Patrick Winston, the newly-appointed head of the
-Artificial Intelligence Laboratory, gave Smith an informal oral exam
+Artificial Intelligence Laboratory, gave Brian an informal oral exam
 in topics from the MIT undergraduate computer science curriculum and
 awarded him the credits necessary for a degree, clearing the way for
 his admission to the graduate program.
 
 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
+Lab at the Xerox Palo Alto Research Center (PARC), invited Brian to
 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
+These biographical details bring us to the brink of Brian's
+professional life, and to the time and place where we first met. The
+point made above about multiple allegiances can be succinctly
+summarized by a list of the positions he has occupied since the
+completion of his PhD a few years later:
+
+ * 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
+
+It was during Brian's years in Palo Alto, just for the summer until
+1980 [?], and then permanently, that the foundations of the work
+presented here were laid.
+
+ "As an exercise in using KRL representational structures, Brian
+  Smith tried to describe the KRL data structures themselves in
+  KRL-0. A brief sketch was completed, and in doing it we were made
+  much more aware of the ways in which the language was inconsistent
+  and irregular. This initial sketch was the basis for much of the
+  development in KRL-1."