Table of Contents
Letters
| Letters to the Editor. | |
| Edward H. Shortliffe, Kirk Wilson, David Brender, Harold Van Cott | 10 |
Articles
| Trial by Fire: Understanding the Design Requirements for Agents in Complex Environments | |
| Paul R. Cohen, Michael L. Greenberg, David M. Hart, Adele E. Howe | 32 |
| The Power of Physical Representations | |
| Varol Akman, Paul J. W. ten Hagen | 49 |
| On Interface Requirements for Expert Systems | |
| Richard L. Wexelblat | 66 |
| Knowledge-Based System Applications in Engineering Design: Research at MIT | |
| Duvvuru Sriram, George Stephanopoulos, Robert Logcher, David Gossard, Nicholas Groleau, David Serrano, Dundee Navinchandra | 79 |
Reports
| The 1988 AAAI Workshop on Explanation | |
| Michael R. Wick | 22 |
| Current Issues in Natural Language Generation: An Overview of the AAAI Workshop on Text Planning and Realization | |
| Eduard H. Hovy, David D. McDonald, Sheryl R. Young | 27 |
Book Reviews
| Review of Automated Reasoning: Thirty-Three Basic Research Problems | |
| Ulrich Wendl | 103 |
| Review of Logic Foundations of Artificial Intelligence | |
| Drew McDermott | 103 |
| Response to Drew McDermott's Review of Logical Foundations of Artificial Intelligence | |
| Nils J. Nilsson | 105 |
Departments
| AAAI News | |
| William J. Clancey, Michael Fehling, Stuart Russell, Richard E. Fikes, Mark Stickel, Woody Bledsoe, Richard E. Korm, William B. Thompson, David R. Barstow | 16 |
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