The National Institute of Education (NIE) is an autonomous institute of Nanyang Technological University (NTU) in Singapore. Ranked 12th in the world and 2nd in Asia by the QS World University Rankings in the subject of Education in 2015, the institute is the sole teacher education institute for teachers in Singapore. NIE provides all levels of teacher education, ranging from initial teacher preparation, to graduate and in-service programmes, and courses for serving teachers, department heads, vice-principals and principals. Its enrolment stands at more than 5,600 full-time equivalent students. The institute was first established as the Teachers' Training College in 1950.