In EFL context, some learners outperform their peers in language classes. Such difference is believed to be due to individual differences among language learners. Apparently, some individuals are more successful than the others in mastering the language although the language has been identical in all cases. The way we learn is fairly affected by our personality. Practitioners suggest that understanding the personality type can help teachers know why students approach tasks differently. Also, there is a contradiction between predictions of psychologists and applied linguists in respect to the...