Welcome to the First Edition of the Source... International migration is a defining force of our times. Yet, despite the magnitude of its influence on social, economic, political, and cultural change, there is no single, authoritative source of easily accessible, current, and regularly updated information and analysis about migration. Until now. From Demetri Papademetriou and Kimberly Hamilton

Australia's Transformation More than 40 percent of Australia's population today are immigrants or have an immigrant parent. Yet, the long-standing consensus about the desirability of immigration is weakening under competing visions of the nation's future. Full story | Country Profiles

The Internally Displaced In Perspective Uprooted from their homes, but still living on their native soil, the world's 20-25 million "internally displaced persons" present a dual challenge to concepts of national sovereignty and humanitarian action. Monette Zard, Policy Analyst at the Migration Policy Institute, provides the basic facts about what now amounts to a global crisis. Full story