Schoen, Robert
Article History
Received: 26 September 2017
Accepted: 5 January 2018
First Online: 23 January 2018
Author’s information
: I am the Inaugural Hoffman Professor of Family Sociology and Demography, Distinguished Senior Scholar of the Department of Sociology, and Affiliate of the Population Research Institute at Pennsylvania State University, University Park. I received a PhD in Demography from the University of California, Berkeley in 1972.
: The author declares that he has no competing interests.
: Springer Nature remains neutral with regard to jurisdictional claims in published maps and institutional affiliations.