::If that's what it's about, then it needs to be refocused, and should be about studies showing how children of gay parents turn out (which is pertinent to the controversy).  Detailed information on the costs and benefits of surrogate mothers, in-vitro fertilization, and so on doesn't belong in the controversy section.  That information, if it should go in the article at all, should be under something like "life in a same-sex marriage." 

 ::It could be nice to have sources on the different types of surrogate parenting and ways of ensuring relatednessit all seems reasonable but I'm a big believer in citing sources.