Knowledge Representation and Reasoning

Dimitris Achlioptas, Microsoft Research; Carla Gomes, Cornell University; Henry Kautz, AT&T Research; Bart Selman, Cornell University

256

Ramón Béjar and Felip Many&eagrave;, Universitat de Lleida

262

Rachel Ben-Eliyahu - Zohary, Ben-Gurion University of the Negev

267

Yacine Boufkhad and Olivier Roussel, Université d'Artois

273

Alvaro del Val, Universidad Autónoma de Madrid

279

Rainer Feldmann, Burkhard Monien, and Stefan Schamberger, University of Paderborn

285

Chu Min Li, Univ. de Picardie Jules Verne

291

Dale Schuurmans and Finnegan Southey, University of Waterloo

297

William E. Walsh and Michael P. Wellman, University of Michigan

303

Zhe Wu and Benjamin W. Wah, University of Illinois at Urbana-Champaign

310

Thomas Mostek, Kenneth D. Forbus, and Cara Meverden, Northwestern University

323

Kazuhiro Otsuka and Tsutomu Horikoshi, NTT Cyber Solutions Laboratories; Satoshi Suzuki, NTT East Corporation; Haruhiko Kojima, NTT Cyber Solutions Laboratories

330

Bruce M. McLaren and Kevin D. Ashley, University of Pittsburgh

316

Alvaro del Val, Universidad Autónoma de Madrid

337

Alvaro del Val, Universidad Autónoma de Madrid

343

Paolo Liberatore and Marco Schaerf, Universit&eagrave; di Roma "La Sapienza"

349

Craig Boutilier, Ray Reiter, and Mikhail Soutchanski, University of Toronto; Sebastian Thrun, Carnegie Mellon University

355

Urszula Chajewska, Daphne Koller, and Ronald Parr, Stanford University

363

James Kurien, NASA Ames Research Center; P. Pandurang Nayak, PurpleYogi.com and RIACS

370

Luis E. Ortiz, Brown University and Leslie Pack Kaelbling, Massachusetts Institute of Technology

378

Diego Calvanese, Giuseppe De Giacomo, and Maurizio Lenzerini, Universit&eagrave; di Roma "La Sapienza"

386

James P. Delgrande, Simon Fraser University; Torsten Schaub, Universität Potsdam

392

Ian Horrocks and Sergio Tessaris, University of Manchester

399

G. Antoniou, D. Billington, G. Governatori, and M. J. Maher, Griffith University

405

Philippe Besnard, Université Paul Sabatier; Anthony Hunter, University College London

411

Uwe Egly, Thomas Eiter, Hans Tompits, and Stefan Woltran, Technische Universität Wien

417

Ian Pratt-Hartmann, University of Manchester

423

Ken Satoh and Hidenori Okamoto, Hokkaido University

429

Vinay K. Chaudhri, Mark E. Stickel, Jerome F. Thomere, and Richard J. Waldinger, SRI International

436

Jeff Heflin and James Hendler, University of Maryland

443

Natalya Fridman Noy and Mark Musen, Stanford University

450

Eyal Amir, Stanford University

456

Mathias Broxvall and Peter Jonsson, Linköpings Universitet

464

Wes Cowley, University of South Florida; Dimitris Plexousakis, University of Crete and ICS-FORTH

470

Henrik Grosskreutz and Gerhard Lakemeyer, Aachen University of Technology

476

Sheila A. McIlraith, Stanford University; Richard Scherl, New Jersey Institute of Technology

483

Paul Morris, Caelum Research Corporation / NASA Ames Research Center; Nicola Muscettola, NASA Ames Research Center

491

Michael Thielscher, Dresden University of Technology

497

Brandon Bennett, Anthony G. Cohn, Paolo Torrini, and Shyamanta Hazarika, University of Leeds

503

Ronald W. Ferguson and Kenneth D. Forbus, Northwestern University

510

Iván Ordóñez, The Ohio State University; Feng Zhao, Xerox Palo Alto Research Center

517

Hung H. Bui, Svetha Venkatesh, and Geoff West, Curtin University of Technology

524

Uri Lerner, Ronald Parr, and Daphne Koller, Stanford University; Gautam Biswas, Vanderbilt University

531

Avi Pfeffer, Harvard University; Daphne Koller, Stanford University

538

Raúl Trejo and Vladik Kreinovich, University of Texas at El Paso; Chitta Baral, Arizona State University

545