This research is intended to investigate and analyze Discourse Critical Analysis of Jalal Ale - Ahmad’s works by Fairclough’s Critical Discourse Analysis method. In this Direction, the selected statistical population of research is two important books by Jalal: The “Dyisplexia (1341)” and “In Attendance & Treason of Intellectuals (1342), also they are in some way completing each other. Analyzing of data that was textual is performed in three steps of: textual analysis (description), discursive practice (Explainnation), and Social practice (Interpretation).It is obvious that Dyisplexia discourse formation and also undeniable influence of Jalal’s book (“Dyisplexia, 1341”), could be famous and considerable at Iran’s social vicissitudes of 1340s until nowadays. Though the Jalal’sDyslexia discourse formation put “East” against “West”, soon the “East” reduced to field of Iran or national – religious (Iranian – shie’i ) synthetic identity, and also the “West” reduced to concept of “Machine”. enthusiastically, Jalal pursue discursive and social practices to configure this Dyisplexia discourse,; but unequilibrium preference of specific discurses, enhances the weakness of philosophical foundations of Dyisplexia discourse by Jalal Ale – Ahmad than others, and thereafter at specific social facts represented itself in other methods, and makes philosophical gaps and unperfected perception from “East & West”