Herb Simon and first AAAI President Allen Newell. Courtesy Carnegie Mellon University Archives / The Allen Newell and Herbert Simon Collections Celebrating AAAI’s 25th Anniversary Twentieth National Conference on Artificial Intelligence (AAAI-05) ■ July 9-13, 2005 Seventeenth Conference on Innovative Applications of Artificial Intelligence (IAAI-05) ■ July 11-13, 2005 AAAI-05 Program Cochairs Manuela Veloso, Carnegie Mellon University Subbarao Kambhampati, Arizona State University IAAI-05 Program Chair and Cochair Neil Jacobstein, Teknowledge Corporation Bruce Porter, The University of Texas at Austin Workshop Cochairs Adele Howe, Colorado State University Peter Stone, The University of Texas at Austin Tutorial Forum Cochairs Yolanda Gil, University of Southern California Qiang Yang, Hong Kong University of Science and Technology Student Abstract Cochairs Maria Fox, University of Strathclyde Avi Pfeffer, Harvard University AAAI/SIGART Doctoral Consortium Chair Kiri Wagstaff, Jet Propulsion Laboratory Intelligent Systems Demonstrations Cochairs Biplav Srivastava, IBM India Research Labs Belinda Thom, Harvey Mudd College Robot Competition Cochairs Sheila Tejada, University of New Orleans Paul E. Rybski, Carnegie Mellon University Game Playing Competition Chair Michael Genesereth, Stanford University Sponsorship Chair Carla Gomes, Cornell University AAAI in Pittsburgh The Twentieth National Conference on Artificial Intelligence July 9–13, 2005 AAAI-05 Technical Abstract Deadline: March 18, 2005 AAAI-05 Technical Paper Deadline: March 22, 2005 ■ www.aaai.org/Conferences/National/2005/ Sponsored by the American Association for Artificial Intelligence