The Henley & Partners - Kochenov Quality of Nationality Index (QNI) ranks the objective value of world nationalities as legal statuses of attachment to states. It looks at two groups of factors: internal (scale of the economy, human development, and peace and stability) and external (visa-free travel and the ability to settle and work abroad, weighing the quality and also the diversity of destinations). The 3rd edition, updated with 2017 data, gives a global, dynamic overview of the quality of all the nationalities in the world, providing a sketch of contemporary trends in citizenship and migration regulation worldwide.