About the Authors

Nancy Krieger

To whom correspondence should be addressed. E-mail: nkrieger@hsph.harvard.edu

Affiliation Department of Society, Human Development and Health, Harvard School of Public Health, Boston, Massachusetts, United States of America

David H Rehkopf

Address Current address: Robert Wood Johnson Health and Society Program, University of California at San Francisco and Berkeley, San Francisco, California, United States of America

Affiliation Department of Society, Human Development and Health, Harvard School of Public Health, Boston, Massachusetts, United States of America

Jarvis T Chen

Affiliation Department of Society, Human Development and Health, Harvard School of Public Health, Boston, Massachusetts, United States of America

Pamela D Waterman

Affiliation Department of Society, Human Development and Health, Harvard School of Public Health, Boston, Massachusetts, United States of America

Enrico Marcelli

Address Current address: Department of Sociology, San Diego State University, San Diego, California, United States of America

Affiliation Department of Society, Human Development and Health, Harvard School of Public Health, Boston, Massachusetts, United States of America

Malinda Kennedy

Affiliation Department of Society, Human Development and Health, Harvard School of Public Health, Boston, Massachusetts, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

NK designed the study, guided the data analysis, and wrote the first draft. DHR and JTC analyzed the data and contributed to writing the paper. PDW, EM, and MK collected data and contributed to writing the paper; PDW additionally created the maps.