1. The life-history trade-off between fertility and child survival by David W. Lawson, Alexandra Alvergne, and Mhairi A. Gibson Proceedings B Volume ():rspb20121635 October 3, 2012 ©2012 by The Royal Society

2. Fertility and predicted odds of child survival. David W. Lawson et al. Proc. R. Soc. B doi:10.1098/rspb.2012.1635 ©2012 by The Royal Society

3. Socioecological variation in the trade-off between fertility and child survival. David W. Lawson et al. Proc. R. Soc. B doi:10.1098/rspb.2012.1635 ©2012 by The Royal Society

4. Individual variation in the trade-off between fertility and child survival by maternal (a) age at survey (dotted line, 40+ years; dashed line, 30–34 years; solid line, <25 years), (b) height (dashed line, tallest; solid line, shortest), and (c) educational... David W. Lawson et al. Proc. R. Soc. B doi:10.1098/rspb.2012.1635 ©2012 by The Royal Society

5. (a,b) Fertility and predicted reproductive success by mortality rate and maternal capital (solid line, low maternal capital; dashed line, high maternal capital). David W. Lawson et al. Proc. R. Soc. B doi:10.1098/rspb.2012.1635 ©2012 by The Royal Society

6. (a,b) Twinning, inter-birth intervals (IBI) and child survival. David W. Lawson et al. Proc. R. Soc. B doi:10.1098/rspb.2012.1635 ©2012 by The Royal Society