> Having children might reduce the number of people you spend time with. That is something that they bring up in the actual paper. http://rsos.royalsocietypub

> Having children might reduce the number of people you spend time with. That is something that they bring up in the actual paper. http://rsos.royalsocietypublishing.org/content/royopensci/3/4/160097.full.pdf http://rsos.royalsocietypublishing.org/content/royopensci/3/...