The Henry J. Leir Institute for Migration and Human Security, founded in 2001, is an interdisciplinary education and research organization within The Fletcher School of Law and Diplomacy, at Tufts University. The Leir Institute's mission is to help policymakers and practitioners develop more equitable and sustainable responses to migration and its root causes by employing a human security approach. Leir's research and education also intersect with humanitarianism, development, human rights, and conflict resolution, and the Institute is recognized as a leading academic institution in its field.