Rather long ago, Newell (1973) wrote a prophetic paper that could serve as a rallying cry for this 2004 symposium: “You Can’t Play 20 Questions with Nature and Win.” A number of those concerned with integrated cognition know of this paper, which helped catalyze both modern-day computational cognitive modeling through cognitive architectures (like ACT-R, Soar, Polyscheme, CLARION, etc.), and AI’...

Ratcliff, Gomez and McKoon (2004) suggested much of what goes on in lexical decision is attributable to decision processes, and may not be particularly informative about word recognition. They proposed that lexical decision should be characterized by a decision process, taking the form of a drift-diffusion model (Ratcliff, 1978), which operates on the output of lexical model. The present paper ...