About the Authors

Brady T. West

bwest@umich.edu

Affiliation Survey Research Center, Institute for Social Research, University of Michigan-Ann Arbor, Ann Arbor, Michigan, United States of America

Joseph W. Sakshaug

Affiliations Cathie Marsh Institute for Social Research, University of Manchester, Manchester, England, Institute for Employment Research, Nuremberg, Germany

Guy Alain S. Aurelien

Affiliation Joint Program in Survey Methodology, University of Maryland-College Park, College Park, Maryland, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: BTW JWS. Performed the experiments: BTW JWS GA. Analyzed the data: BTW JWS GA. Contributed reagents/materials/analysis tools: BTW JWS GA. Wrote the paper: BTW JWS.