In the past forty years there has been a revolution in logic. There is a widening consensus that mathematical logic has not been a satisfactory theory of argumentation, where argumentation is taken as a means of rational belief-revision and conflict resolution. It is also widely held that the traditional informal fallacies are inadequately analyzed in standard accounts found in the logical writings of the period 1950-1970.

Here in nineteen chapters are the classical papers of Woods and Walton published in the decade 1972-1982, and constituting the so-called Woods-Walton Approach to fallacy...