 Other international groupings that UCL is a member of include the Association of Commonwealth Universities, the European University Association and the Universities Research Association.UCL has a major collaboration with Yale University, the Yale UCL Collaborative, and has hundreds of other research and teaching partnerships, including around 150 research links and 130 student-exchange partnerships with European universities.UCL has been a member of the SES engineering and physical sciences research alliance since May 2013, which it formed with the universities of Cambridge, Oxford and Southampton and Imperial College London (King's College London subsequently joined in 2016).