Metin Esen is an instructor of English at Sabancı University, School of Languages, İstanbul, Turkey. He holds an M.A. in Curriculum and Instruction at Bilkent University, Ankara, Turkey, and DELTA Level 7 Diploma by Cambridge University Assessment. He is also doing a PhD in English Language Teaching at Middle East Technical University. He is actively involved in in-service teacher training and continuous professional development activities as teacher educator. He has published research on the areas of continuous professional development and learner autonomy. His interests include teaching English as a foreign language, English for academic purposes, professional development, teacher training, continuous professional development, autonomous learning, advising in language learning, and technology in language education.