Author Lawson DW, James S, Ngadaya E, Ngowi B, Mfinanga SGM, Borgerhoff Mulder M. 2016. Edition Proceedings of the National Academy of Sciences of the United States of America. Year Fri, 01/01/2016 - 12:00 Theme/s Biodemography and Evolution Families, Gender, and Work Families, Gender, and Work Broom Author David Lawson