This is mainly a note to self:
There are several style guides for R out there. I particularly like the one from Google and the somewhat lighter version of Hadley (ggplot god).
Religion seems to have little influence on the # of babies per woman – who might have thought …
Here is another excellent talk of Hans Rösling on the topic.
http://cran.r-project.org/web/packages/googleVis/ enables chart generation similar to the ones instroduced by Hans Roesling in his TED talk on poverty – extremly cool 🙂