Abstract Are we living in an age of unreason? And what to do about it? Can combat We discuss situations which one may presume be confronted with unreasonable behavior by interlocutor: fallacies, changing rules the game, shifting some other type dialogue, and abandonment reasonable dialogue. recommend ways that could helpful obtain a return reason. These possibilities lead us moderately optimist...

This paper presents a logical approach to nonmonotonic reasoning based on the notion of a nonmonotonic consequence relation A condi tional knowledge base consisting of a set of conditional assertions of the type if then represents the explicit defeasible knowledge an agent has about the way the world generally behaves We look for a plausible de nition of the set of all conditional assertions en...

rational knowledge-claims, consisting of theoretical propositions expressing a judgment about complex urban problems, are not new. the audiences, i.e. the public whose lives are affected by such claims, have begun to question the claims of rationality in urban planning. in response, each urban planner, believing in a particular theory or point of reference, endeavors to challenge competing theo...

ith great interest I read the report by Weissman et al. (1) regarding ntravascular ultrasound (IVUS) analysis of polymer-based aclitaxel-eluting stents. The investigators stated in the text that positive remodeling assessed as the absolute increase in the xternal elastic membrane volume over time tended to be slightly ore prominent with the TAXUS stent (7.66 48.64 mm vs. 12.29 36.05 mm, respect...