Jan Langeslag has a total of 13 years of experience in the EFL field as a both a teacher and assessment expert. In his current position as Assessment Solutions Consultant with the British Council in Guangzhou, Jan works to promote language assessment literacy among teachers, students and other test stakeholders throughout (South)East Asia and is involved in validation research for new assessment products. 

Jan possesses both an MA in Language Testing from Lancaster University and an MSc in East Asian Business from the University of Sheffield. In addition to this, Jan has undergone extensive item writing training and is a British Council-qualified IELTS teacher trainer. Jan’s research interests are scoring validity and task design in the assessment of the productive skills..