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The goal of AI as a whole is to produce machines that. Hy "act intelligently," we mean to cover a broad range of activities, only some of which are directly humanlike; our machines may eventually he far better at certain intelligence tasks than people are (much as a calculator does ' Authors of t,hc rrpol t. arc as follows: David Waltz, Chairman, IJniversity of Illinois, LJrbana; Michael Genesereth, Stanford IJniversit.y; ' Recausc we have rosearchers primarily from thcsr two areas, in turn because these two areas wci-c specifically select,rd for conrent. Al research are i clutlcd t.o some AI would never produce useful results, and (2) t,he applications themselves have high int,rinsic value. There are in addition a number of companies t.hat, plan t,o introduce or use internally AI products in the near future, including However, the significant, progress cxperiencccl in the last decade demonstrates the feasibilit,y of dealing with natural language in restricted contexts, employing today's coniput,ers. Each of these goals has import arrcc in isolation; pursuing them simultaneously enables progress on each t,o support, progress towards the other.