About the Authors

Mary Jane Rotheram-Borus

CCHPublications@mednet.ucla.edu

Affiliation Department of Psychiatry and Biobehavioral Medicine, Semel Institute, University of California Los Angeles, Los Angeles, California, United States of America

Mark Tomlinson

Affiliation Department of Psychology, Stellenbosch University, Stellenbosch, South Africa

Ingrid M. le Roux

Affiliation Philani Maternal, Child Health and Nutrition Programme, Elonwabeni, Cape Town, South Africa

Jessica M. Harwood

Affiliation Department of Psychiatry and Biobehavioral Medicine, Semel Institute, University of California Los Angeles, Los Angeles, California, United States of America

Scott Comulada

Affiliation Department of Psychiatry and Biobehavioral Medicine, Semel Institute, University of California Los Angeles, Los Angeles, California, United States of America

Mary J. O'Connor

Affiliation Department of Psychiatry and Biobehavioral Medicine, Semel Institute, University of California Los Angeles, Los Angeles, California, United States of America

Robert E. Weiss

Affiliation Department of Biostatistics, UCLA Fielding School of Public Health, University of California Los Angeles, Los Angeles, California, United States of America

Carol M. Worthman

Affiliation Department of Anthropology, Emory University, Atlanta, Georgia, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: MJR IMLR MT MJO CMW REW. Performed the experiments: IMLR MT. Analyzed the data: MJR JMH MJO CMW SC REW. Contributed reagents/materials/analysis tools: MJR JMH MT IMLR SC. Wrote the paper: MJR IMLR MT JMH MJO CMW SC REW.