Sudirman Wilian is an Associate Professor in English Language Teaching at English Language Education Program, Faculty of Education the Mataram University of Mataram. He completed his under graduate study in English Education from IKIP Malang, Indonesia. He went to Arizona State University, USA to earn his Master of Arts (M.A) degree in Applied Linguistics. His doctorate degree in Education was obtained from University of Indonesia. He has devoted his interest and research in applied linguistics and sociolinguistics.