About the Author

Melinda C. Mills is Professor at the University of Oxford and Nuffield College, where she is also Director of the Leverhulme Centre for Demographic Science.

Nicola Barban is Associate Professor at the Institute for Social and Economic Research at the University of Essex.

Felix Tropf is Assistant Professor at cole Nationale de la Statistique et de L'administration conomique (ENSAE) and Center for Research in Economics and Statistics (CREST), Paris.