Today critical thinking is one of the crucial abilities in determining the individuals path toward success. The need was felt in investigating the dimension of its influence in assisting individual success within educational scope. The purpose of this study was to find out the relationship between critical thinking of EFL learners and their reading comprehension skill. The researcher scrutinized a hair-splitting analysis on critical thinking process and reading skills. certainly familiarity of learners with content of this book can be fruitful for them and of interest for foreign and second language teachers and researchers.

Seyed Mahmood Ghiasian is a Lecturer at State and Azad University & School Teacher in Tehran,Iran.He Holds a Master Degree in TESL (Islamic Azad University of Takestan,Iran) and a TTC Degree (Teacher Training University,Iran)Tthe researcher who concentrates on facilitating learning process,stood first among lecturers at Islamic Azad University.